Influences of β-HCG administration on carbon isotope ratios of endogenous urinary steroids
Keywords: اپیدروسترون; CIR; carbon isotope ratios; TESTO; testosterone; DHEA; dehydroepiandrosterone; ERC; endogenous reference compound(s); TC; target compound(s); VPDB; Vienna Pee Dee Belemnite; IRMS; isotope ratio mass spectrometry; HCG; human chorionic gonadotropin; TBME; T