1. Plenitud Foundation, Santo Domingo, Dominican Republic.
2. Nederlands Interdisciplinair Demografisch Instituut, Den Haag, Zuid-Holland, the Netherlands.
3. Consultant, Den Haag, Zuid-Holland, the Netherlands.
4. Send correspondence to Cornelis Van Mosseveld, vanmosseveldc@gmail.com
5. Pan American Health Organization, Washington, DC, United States of America.
6. World Health Organization, Geneva, Switzerland.