Milchev, N., Pehlivanov, B., Paskaleva, V., Velchev, G., Gurova, A. Prostaglandin E2 in preinduction cervical ripening in postdate pregnancy. Plovdiv: 1999 81-85,.
Milchev, N., Pehlivanov, B., Paskaleva, V., Velchev, G., Gurova, A. Prostaglandin E2 in preinduction cervical ripening in postdate pregnancy. Plovdiv: 1999 81-85,.
Milchev, N., Pehlivanov, B., Paskaleva, V., Velchev, G., Gurova, A. (1999) Prostaglandin E2 in preinduction cervical ripening in postdate pregnancy, Plovdiv: 81-85,.
Milchev, N., Pehlivanov, B., Paskaleva, V., Velchev, G., & Gurova, A. (1999). Prostaglandin E2 in preinduction cervical ripening in postdate pregnancy. Plovdiv: 81-85.
Milchev N, Pehlivanov B, Paskaleva V, Velchev G, Gurova A. Prostaglandin E2 in preinduction cervical ripening in postdate pregnancy. Plovdiv: 1999. p. 81-85.