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Citation: Pj. Vandermerwe et al., URINARY-EXCRETION OF DIETHYLSTILBESTROL IN THE OSTRICH, Journal of the South African Veterinary Medical Association, 69(2), 1998, pp. 57-58

Authors: VANDERMERWE PJ HENDRIKZ SE

Citation: Pj. Vandermerwe et Se. Hendrikz, IDENTIFICATION OF EPHEDRINES AS THEIR CARBON-DISULFIDE DERIVATIVES, Journal of chromatography B. Biomedical applications, 663(1), 1995, pp. 160-166

Authors: VANDERMERWE PJ BROWN LW HENDRIKZ SE

Citation: Pj. Vandermerwe et al., SIMULTANEOUS QUANTIFICATION OF EPHEDRINES IN URINE BY HIGHPERFORMANCELIQUID-CHROMATOGRAPHY, Journal of chromatography B. Biomedical applications, 661(2), 1994, pp. 357-361

Authors: VANDERMERWE PJ PIETERSE JW

Citation: Pj. Vandermerwe et Jw. Pieterse, STABILITY OF ZERANOL, NANDROLONE AND TRENBOLONE IN BOVINE URINE, Analyst, 119(12), 1994, pp. 2651-2653