Heidi Bart Johnston

1. Abortion incidence between 1990 and 2014: global, regional, and subregional levels and trends
   2016/05/11 by Gilda Sedgh, Jonathan Bearak, Susheela Singh +10 · 4 citations
   Immunology and Microbiology · Medicine · #Reproductive Health and Contraception #Reproductive Health and Technologies #Reproductive System and Pregnancy
2. From concept to measurement: operationalizing WHO’s definition of unsafe abortion
   2014/02/27 by Bela Ganatra, Özge Tunçalp, Heidi Bart Johnston +3 · 4 citations
   Medicine · #Reproductive Health and Contraception #Global Maternal and Child Health