The Use of Time to Pregnancy for Estimating and Monitoring Human Fecundity From Demographic and Health Surveys
Epidemiology (2021) - Comment
pubmed: 33259462  doi: 10.1097/ede.0000000000001296  issn: 1044-3983  issn: 1531-5487 

Niels Keiding, Mohamed M. Ali, Frank Eriksson, Thabo Matsaseng, Igor Toskin, James Kiarie