TY  - ELEC
A1  - DHS Program
T1  - DHS contraceptive calendar tutorial [electronic resource]
Y1  - 2017
UR  - https://www.dhsprogram.com/data/calendar-tutorial/upload/DHS-Contraceptive-Calendar-Tutorial.pdf
PB  - Demographic and Health Surveys Program
CY  - Rockville

ER  -