ECONOMIC ASPECTS OF BREASTFEEDING.BUTZ WP.1977; RAND-R-5801; U.S.A.; DA. 1977; PP. 1-25; BIBL. 5 P.Report

WHY COLLECT RETROSPECTIVE DATA.BUTZ WP.1981; ; USA; SANTA MONICA: RAND; DA. 1981; RAND/P-6715; 12 P.; 28 CMReport

THE EMERGENCE OF COUNTERCYCLICAL U.S. FERTILITY.BUTZ WP; WARD MP.1977; R-1605-NIH; U.S.A.; DA. 1977; PP. 1-63; BIBL. 3 P.Report

AN ECONOMIC METHODOLOGY FOR MEASURING THE BENEFITS FROM CHILDREN.BUTZ WP; GREENBERG DH.1975; RAND-R-1792-RF; U.S.A.; DA. 1975; PP. (61P.); BIBL. 4 P.Report

BIOLOGICAL AND BEHAVORIAL INFLUENCE ON THE MORTALITY OF MALAYSIAN INFANTSBUTZ WP; DAVANZO J; HABICHT JP et al.1982; ; USA; SANTA MONICA: RAND; DA. 1982; RAND/N-1638-AID; 87 P.; 28 CM; BIBL. 4 P.Report