1. 1991 calendar Publication: [Washington, D.C.] : Clearinghouse on Infant Feeding and Maternal Nutrition, [1991?] Subject(s): Maternal Health ServicesChild Health ServicesNutritional Physiological PhenomenaSocioeconomic Factors
2. Ten points on AIDS for World AIDS Day: Dix elements d'information sur le SIDA pour la journee mondiale SIDA Publication: [Switzerland? ]: World Health Organization Global Programme on AIDS, 1991 Subject(s): Acquired Immunodeficiency Syndrome -- prevention & controlHealth EducationHealth Promotion
3. 11 de julio de 1991, Dia Mundial de la Población: 11 juillet 1991, Journée mondiale de la population = 11 July 1991, World Population Day Publication: [New York] : Fondo de Población de las Naciones Unidas, [1991] Subject(s): PopulationAnniversaries and Special Events