Ultrasound / Humans / Female / Male / Obesity Surgery / Clinical Sciences / Middle Aged / Adult / Public health systems and services research / Equipment Design / Laparoscopy / Clinical Sciences / Middle Aged / Adult / Public health systems and services research / Equipment Design / Laparoscopy
Ultrasound / Humans / Female / Male / Obesity Surgery / Clinical Sciences / Middle Aged / Adult / Public health systems and services research / Equipment Design / Laparoscopy / Clinical Sciences / Middle Aged / Adult / Public health systems and services research / Equipment Design / Laparoscopy