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Martin Vaessen
Identifiers
Open Library
OL4294715A
Top Subjects
Birth control (1)
Santiago (1)
Chile (1)
Contraception -- Developing countries (1)
Books by Martin Vaessen
Total count: 3
Resultados de una encuesta sobre planificación familiar en el area occidental de Santiago
Centro Latinoamericano de Demografía
1971-01-01
Knowledge of contraceptive methods
World Fertility Survey
1980-01-01
Childlessness and infecundity.
International Statistical Institute
1984-01-01
