Juan Zañartu

Effect of contraception on lactation.

E. Guiloff, J. Zañartu, C. Gomez-Rogers, 1974, American journal of obstetrics and gynecology.

Effects of hormonal and nonhormonal contraceptives on lactation and incidence of pregnancy.

S. Zacharías, J. R. Assenzo, J. Zañartu, 1986, Contraception.