PLASMA LEVELS OF PREGNENOLONE AND 17 HYDROXY PREGNENOLONE DURING MENSTRUAL CYCLE AND EARLY PREGNANCY - LEON, C; LEE BENITEZ; HERRERA; HANADA; BERMUDEZ (INST MEXICANO SEGURO SOC CTR MED NACL,DEPT INVEST CIENT,DIV BIOQUIM ESTEROIDES,APARTADO POSTAL,MEXICO CITY 73,MEXICO, 1975)
REV INVEST CLIN
Keywords: PLASMA LEVELS, PREGNENOLONE, HYDROXY, MENSTRUAL, CYCLE, EARLY PREGNANCY; CIENCIAS MEDICAS; MEDICINA INTERNA; CARDIOLOGIA