TY - GEN T1 - Ultrasound in Obstetrics and Gynecology. LA - English UL - https://ds.mainlib.upd.edu.ph/Record/UP-1685523046126221709 KW - Ultrasonics in obstetrics : Periodicals. KW - Generative organs, Female : Diseases : Diagnosis : Periodicals. KW - Diagnostic ultrasonic imaging : Periodicals. ER -