INCIDENCE OF SIDE EFFECTS WITH CONTRACEPTIVE PLACEBO - MARTINEZ, J; LARA RICA, R; GINER VEL, J; AZNAR RAMOS, R (IMSS, Cetro Invest Fertilidad & Esterilidad, 1969)
AM J OBSTET GYNECOL
Keywords: INCIDENCE, EFFECTS, CONTRACEPTIVE, PLACEBO; CIENCIAS MEDICAS; CIENCIAS CLINICAS; PATOLOGIA CLINICA