Abstract
Ilyas, MA; Ayyan, M; Zahid, A; Ehsan, M; Athar, F; Cheema, HA
Ayyan, M (通讯作者),King Edward Med Univ, Dept Community Med, Dept Obstet & Gynaecol, Lahore 54000, Pakistan.
PUBLIC HEALTH, 2023; 222 (): e23