Research outputs

  1. 2020
  2. Laboratory Medicine Turns 50!

    Bertholf, R. L., Jan 2 2020, In : Laboratory Medicine. 51, 1, p. 5-6 2 p.

    Research output: Contribution to journalArticle

  3. The History of Laboratory Medicine Part 1: 1970-1977; Laboratory Medicine Moves Ahead

    Bertholf, R. L., Jan 2 2020, In : Laboratory Medicine. 51, 1, p. 7-11 5 p.

    Research output: Contribution to journalArticle

  4. 2019
  5. ASCP Continues to Choose Wisely

    Kroft, S. H. & Bertholf, R. L., Oct 10 2019, In : Laboratory Medicine. 50, 4, p. 331-332 2 p.

    Research output: Contribution to journalArticle

  6. ASCP Continues to Choose Wisely

    Kroft, S. H. & Bertholf, R. L., Oct 7 2019, In : American Journal of Clinical Pathology. 152, 5, p. 542-543 2 p.

    Research output: Contribution to journalEditorial

  7. 2018
  8. Retraction

    Bertholf, R. L. & Ghezzi, P., Oct 11 2018, In : Laboratory Medicine. 49, 4, 1 p.

    Research output: Contribution to journalArticle

  9. 2017
  10. Opioid Use Disorders, Medication-Assisted Treatment, and the Role of the Laboratory

    Bertholf, R. L. & Reisfield, G. M., Nov 8 2017, In : Laboratory medicine. 48, 4, p. e57-e61

    Research output: Contribution to journalReview article

  11. 2016
  12. Laboratory structure and function

    Bertholf, R. L., Jan 1 2016, Clinical Core Laboratory Testing. Springer US, p. 1-23 23 p.

    Research output: Chapter in Book/Report/Conference proceedingChapter

  13. Predictive value of positive drug screening results in an urban outpatient population

    Bertholf, R. L., Sharma, R. & Reisfield, G. M., 2016, In : Journal of analytical toxicology. 40, 9, p. 726-731 6 p.

    Research output: Contribution to journalArticle

  14. 2015
  15. Commentary

    Bertholf, R. L., Nov 1 2015, In : Clinical chemistry. 61, 11, p. 1331-1332 2 p.

    Research output: Contribution to journalComment/debate

  16. Concerning the sixth edition of garriott's medicolegal aspects of alcohol

    Caplan, Y. H., Goldberger, B. A., Bertholf, R. L., Bazydlo, L. A. L. & Forney, R. B., Jul 1 2015, In : Journal of analytical toxicology. 39, 6, 1 p.

    Research output: Contribution to journalLetter

  17. Choosing the right laboratory: A review of clinical and forensic toxicology services for urine drug testing in pain management

    Reisfield, G. M., Goldberger, B. A. & Bertholf, R. L., Jan 1 2015, In : Journal of Opioid Management. 11, 1, p. 37-44 8 p.

    Research output: Contribution to journalArticle

  18. Sensitivity of an opiate immunoassay for detecting hydrocodone and hydromorphone in urine from a clinical population: Analysis of subthreshold results

    Bertholf, R. L., Johannsen, L. M. & Reisfield, G. M., Jan 1 2015, In : Journal of analytical toxicology. 39, 1, p. 24-28 5 p., bku109.

    Research output: Contribution to journalArticle

  19. The evolution of point-of-care testing [2]

    Bertholf, R. L., 2015, In : Point of Care. 14, 4, p. 165-166 2 p.

    Research output: Contribution to journalEditorial

  20. 2014
  21. Lab medicine is now indexed in the MEDLINE database

    Bertholf, R. L., Jun 1 2014, In : Laboratory medicine. 45, 3, 1 p.

    Research output: Contribution to journalEditorial

  22. Easy bruising in a patient with secondary amenorrhea: Commentary

    Bertholf, R. L., Jan 1 2014, In : Clinical Chemistry. 60, 8, 1 p.

    Research output: Contribution to journalComment/debate

  23. Proteins and albumin

    Bertholf, R. L., Jan 1 2014, In : Laboratory Medicine. 45, 1, p. e25-e41

    Research output: Contribution to journalReview article

  24. 2012
  25. Drug Testing in Pain Management

    Bertholf, R. L. & Reisfield, G. M., Dec 1 2012, Therapeutic Drug Monitoring. Elsevier, p. 397-416 20 p.

    Research output: Chapter in Book/Report/Conference proceedingChapter

  26. Validation of a pre-existing formula to calculate the contribution of ethanol to the osmolar gap

    Garrard, A., Sollee, D. R., Butterfield, R. C., Johannsen, L., Wood, A. & Bertholf, R. L., Aug 1 2012, In : Clinical Toxicology. 50, 7, p. 562-566 5 p.

    Research output: Contribution to journalReview article

  27. In science, as in life, there is no substitute for integrity

    Bertholf, R. L., May 1 2012, In : Laboratory Medicine. 43, 4, 1 p.

    Research output: Contribution to journalArticle

  28. Getting to know you

    Bertholf, R. L., Apr 1 2012, In : Laboratory Medicine. 43, 3, 1 p.

    Research output: Contribution to journalEditorial

  29. 2011
  30. Diagnostic value of imprint cytology during image-guided core biopsy in improving breast health care

    Masood, S., Feng, D., Tutuncuoglu, O., Fischer, G., Bakhshandeh, M., Bertholf, R. L. & Wolfson, D., Sep 1 2011, In : Annals of clinical and laboratory science. 41, 1, p. 8-13 6 p.

    Research output: Contribution to journalArticle

  31. The consequences of valproate overdose: Commentary

    Bertholf, R. L., Sep 1 2011, In : Clinical Chemistry. 57, 9, 1 p.

    Research output: Contribution to journalComment/debate

  32. Transient dyslipidemia mimicking the plasma lipid profile of Tangier disease in a diabetic patient with gram negative sepsis

    Palacio, C., Alexandraki, I., Bertholf, R. L. & Mooradian, A. D., Mar 1 2011, In : Annals of clinical and laboratory science. 41, 2, p. 150-153 4 p.

    Research output: Contribution to journalArticle

  33. Commentary

    Bertholf, R. L., Jan 1 2011, In : Clinical Chemistry. 57, 1, 1 p.

    Research output: Contribution to journalComment/debate

  34. Ethyl glucuronide, ethyl sulfate, and ethanol in urine after intensive exposure to high ethanol content mouthwash

    Reisfield, G. M., Goldberger, B. A., Pesce, A. J., Crews, B. O., Wilson, G. R., Teitelbaum, S. A. & Bertholf, R. L., Jan 1 2011, In : Journal of Analytical Toxicology. 35, 5, p. 264-268 5 p.

    Research output: Contribution to journalArticle

  35. Ethyl glucuronide, ethyl sulfate, and ethanol in urine after sustained exposure to an ethanol-based hand sanitizer

    Reisfield, G. M., Goldberger, B. A., Crews, B. O., Pesce, A. J., Wilson, G. R., Teitelbaum, S. A. & Bertholf, R. L., Jan 1 2011, In : Journal of Analytical Toxicology. 35, 2, p. 85-91 7 p.

    Research output: Contribution to journalArticle

  36. Respiratory exposure to ethanol vapor during use of hand sanitizers: is it significant?

    Bertholf, R. L., Bertholf, A. L., Reisfield, G. M. & Goldberger, B. A., Jan 1 2011, In : Journal of Analytical Toxicology. 35, 5, p. 319-320 2 p.

    Research output: Contribution to journalLetter

  37. 2010
  38. Opioid prescription underfilling among retail pharmacies

    Reisfield, G., Paulian, G., Merlo, L., Bertholf, R. L. & Wilson, G., Jan 1 2010, In : Pain Medicine. 11, 4, p. 586-590 5 p.

    Research output: Contribution to journalArticle

  39. 2009
  40. Unexpected urine drug testing results in a hospice patient on high-dose morphine therapy

    Reisfield, G. M., Chronister, C. W., Goldberger, B. A. & Bertholf, R. L., Oct 1 2009, In : Clinical Chemistry. 55, 10, p. 1765-1768 4 p.

    Research output: Contribution to journalArticle

  41. False-positive and 'false-negative' test results in clinical urine drug testing

    Reisfield, G. M., Goldberger, B. A. & Bertholf, R. L., Jan 1 2009, In : Bioanalysis. 1, 5, p. 937-952 16 p.

    Research output: Contribution to journalReview article

  42. 2008
  43. Failure of amoxicillin to produce false-positive urine screens for cocaine metabolite

    Reisfield, G. M., Haddad, J., Wilson, G. R., Johannsen, L. M., Voorhees, K. L., Chronister, C. W., Goldberger, B. A., Peele, J. D. & Bertholf, R. L., May 1 2008, In : Journal of Analytical Toxicology. 32, 4, p. 315-318 4 p.

    Research output: Contribution to journalArticle

  44. "Practical guide" to urine drug screening clarified

    Reisfield, G. M. & Bertholf, R. L., Jan 1 2008, In : Mayo Clinic Proceedings. 83, 7, p. 848-849 2 p.

    Research output: Contribution to journalLetter

  45. 2007
  46. Drugs and ethanol testing at the point of care

    Watson, I. D., Bertholf, R. L. & Hammett-Stabler, C., Dec 1 2007, In : Point of Care. 6, 4, p. 227-230 4 p.

    Research output: Contribution to journalReview article

  47. Family physicians' proficiency in urine drug test interpretation

    Reisfield, G. M., Webb, F. J., Bertholf, R. L., Sloan, P. A. & Wilson, G. R., Nov 1 2007, In : Journal of Opioid Management. 3, 6, p. 333-337 5 p.

    Research output: Contribution to journalArticle

  48. Review: Rational use and interpretation of urine drug testing in chronic opioid therapy

    Reisfield, G. M., Salazar, E. & Bertholf, R. L., Sep 1 2007, In : Annals of clinical and laboratory science. 37, 4, p. 301-314 14 p.

    Research output: Contribution to journalReview article

  49. Opiates and opioids: What a difference a name makes

    Reisfield, G. M., Bertholf, R. L. & Wilson, G. R., Jul 1 2007, In : Journal of Opioid Management. 3, 4, p. 179-180 2 p.

    Research output: Contribution to journalEditorial

  50. Urine drug test interpretation: What do physicians know?

    Reisfield, G. M., Bertholf, R. L., Barkin, R. L., Webb, F. & Wilson, G., Mar 1 2007, In : Journal of Opioid Management. 3, 2, p. 80-85 6 p.

    Research output: Contribution to journalArticle

  51. Chromatographic Methods in Clinical Chemistry and Toxicology

    Bertholf, R. L. & Winecker, R. E., Feb 2 2007, Wiley. 294 p.

    Research output: Book/ReportBook

  52. Preface

    Bertholf, R. L. & Winecker, R. E., Feb 2 2007, Chromatographic Methods in Clinical Chemistry and Toxicology. Wiley

    Research output: Chapter in Book/Report/Conference proceedingForeword/postscript

  53. 2006
  54. Statistical methods for establishing and validating reference intervals

    Bertholf, R. L., Jan 1 2006, In : Laboratory Medicine. 37, 5, p. 306-310 5 p.

    Research output: Contribution to journalReview article

  55. 2004
  56. Television viewing and attention deficits in children [4] (multiple letters)

    Bertholf, R. L., Goodison, S., Christakis, D. A. & Zimmerman, F. J., Aug 1 2004, In : Pediatrics. 114, 2 I, p. 511-512 2 p.

    Research output: Contribution to journalLetter

  57. 2003
  58. Human chorionic gonadotropin in cervicovaginal secretions as a predictor of preterm delivery

    Sanchez-Ramos, L., Mentel, C., Bertholf, R. L., Kaunitz, A. M., Delke, I. & Loge, C., Nov 1 2003, In : International Journal of Gynecology and Obstetrics. 83, 2, p. 151-157 7 p.

    Research output: Contribution to journalArticle

  59. False-positive acetaminophen results in a hyperbilirubinemic patient

    Bertholf, R. L., Johannsen, L. M., Bazooband, A. & Mansouri, V., Apr 1 2003, In : Clinical Chemistry. 49, 4, p. 695-698 4 p.

    Research output: Contribution to journalArticle

  60. 2002
  61. False elevation of serum CA-125 level caused by human anti-mouse antibodies

    Bertholf, R. L., Johannsen, L. & Benrubi, G., Sep 1 2002, In : Annals of clinical and laboratory science. 32, 4, p. 414-418 5 p.

    Research output: Contribution to journalArticle

  62. 2001
  63. Detection of cocaine and its metabolites in breast milk

    Winecker, R. E., Goldberger, B. A., Tebbett, I. R., Behnke, M., Eyler, F. D., Karlix, J. L., Wobie, K., Conlon, M., Phillips, D. & Bertholf, R. L., Dec 6 2001, In : Journal of Forensic Sciences. 46, 5, p. 1221-1223 3 p.

    Research output: Contribution to journalArticle

  64. Protecting human research subjects

    Bertholf, R. L., Feb 5 2001, In : Annals of clinical and laboratory science. 31, 1, p. 119-127 9 p.

    Research output: Contribution to journalArticle

  65. 2000
  66. Discordant results of CK-MB and troponin I measurements: A review of 14 cases

    Bennett, A. E. & Bertholf, R. L., Apr 1 2000, In : Annals of clinical and laboratory science. 30, 2, p. 167-174 8 p.

    Research output: Contribution to journalReview article

  67. Explaining kinetics [3] (multiple letters)

    Bertholf, R. L., Williams, R. H. & Leikin, J. B., Jan 1 2000, In : Laboratory Medicine. 31, 1, p. 5-6 2 p.

    Research output: Contribution to journalLetter

  68. Modification of screening immunoassays to detect sub-threshold concentrations of cocaine, cannabinoids, and opiates in urine: Use for detecting maternal and neonatal drug exposures

    Hattab, E. M., Goldberger, B. A., Johannsen, L. M., Kindland, P. W., Ticino, F., Chronister, C. W. & Bertholf, R. L., Jan 1 2000, In : Annals of clinical and laboratory science. 30, 1, p. 85-91 7 p.

    Research output: Contribution to journalArticle

  69. 1998
  70. The expanding role of molecular biology in clinical chemistry.

    Bertholf, R. L., Jan 1 1998, In : Cell vision : the journal of analytical morphology. 5, 1, p. 67-69 3 p.

    Research output: Contribution to journalReview article

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