Epidemiology of Preterm Birth Over a 5-Year Period in Yaoundé (Cameroon) - Jeannette Epee Ngoue PhD; Felix Essiben PhD; Suzanne Ngo Um Sap PhD; Esther Meka PhD; Annie Nga Motaze PhD; Patricia Ntsama PhD; Christiane Nsahlai PhD; Arsene Sandie; Anne Esther Njom Nlend PhD (SAGE Publishing, 2022)