NavGeneral InfoEmail Print Geography Iran (Islamic Republic of) (IRN) Coverage type Country Time period covered 01/1991 - 12/1991 Data type Vital registration Summary This source appears in the United Nations Demographic Yearbook. Keywords Premenstrual syndrome, Live births, Vital statistics Citation Suggested citation Iran Vital Registration Birth Data 1991. GHDx Entry last modified on: Aug 31, 2021