TY - GEN AU - Rose,D P TI - Excretion of xanthurenic acid in the urine of women taking progestogen-oestrogen preparations SN - 0028-0836 PY - 1967///0513 KW - Chromatography, Paper KW - Ethinyl Estradiol KW - Female KW - Humans KW - Male KW - Norethindrone KW - Norethynodrel KW - Progestins KW - Pyridoxine KW - pharmacology KW - Tryptophan KW - Xanthurenates KW - urine N1 - Publication Type: Journal Article UR - https://doi.org/10.1038/210196a0 ER -