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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1984 1
1986 1
1987 1
1988 1
1990 1
1991 1
1992 1
1995 1
1998 2
2012 1
2018 1
2020 1
2021 0
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Page 1
Fake urine samples for drug analysis.
Toren PC. Toren PC. JAMA. 1988 Jun 17;259(23):3408. doi: 10.1001/jama.1988.03720230020016. JAMA. 1988. PMID: 3373677 No abstract available.
Quantification of a dual angiotensin I-converting enzyme-neutral endopeptidase inhibitor and the active thiol metabolite in dog plasma by high-performance liquid chromatography with ultraviolet absorbance detection.
Heath TG, Massad DD, Carroll JI, Mathews BS, Chang J, Scott DO, Kuo BS, Toren PC. Heath TG, et al. Among authors: toren pc. J Chromatogr B Biomed Appl. 1995 Aug 4;670(1):91-101. doi: 10.1016/0378-4347(95)00134-5. J Chromatogr B Biomed Appl. 1995. PMID: 7493089
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