A. Pérez

Pregnancy outcome in natural family planning users: cohort and case-control studies evaluating safety

R. Gray, G. Tagliabue, J. Simpson, 1997, Advances in contraception : the official journal of the Society for the Advancement of Contraception.

The Effects on Professional Practices of a Three-Day Course on Breastfeeding

E. Pugin, S. Catalán, M. Labbok, 1995, Journal of human lactation : official journal of International Lactation Consultant Association.

A prospective study of adverse pregnancy outcomes among planned and unplanned pregnancies in natural family planning users.

R. Gray, J. Simpson, J. Queenan, 1996 .

Does Prenatal Breastfeeding Skills Group Education Increase the Effectiveness of a Comprehensive Breastfeeding Promotion Program?

E. Pugin, M. Labbok, V. Valdés, 1996, Journal of human lactation : official journal of International Lactation Consultant Association.

Adverse outcomes of planned and unplanned pregnancies among users of natural family planning: a prospective study.

R. Gray, J. Simpson, J. Queenan, 1997, American journal of public health.

AN EV ALUATION OF FAMILY TO FAMILY AS A MODEL OF OUTCOME-BASED CHILD WELFARE SERVICES FOR SONOMA COUNTY

A. Pérez, 2003 .

The Lactational Amenorrhea Method (LAM): A postpartum introductory family planning method with policy and program implications

J. Queenan, M. Labbok, V. Valdés, 1994, Advances in contraception : the official journal of the Society for the Advancement of Contraception.

The impact of a hospital and clinic-based breastfeeding promotion programme in a middle class urban environment.

E. Pugin, S. Catalán, M. Labbok, 1993, Journal of tropical pediatrics.