"Comrade Li Yuan, please explain the mechanism behind women's menstruation.",In a simple and austere meeting room at the Red Star Rolling Mill Workers' Hospital, four people in white coats sat behind a row of yellow-painted wooden tables, taking turns asking questions.,As expected, upon hearing this, several doctors smiled. Even the female doctor's lips twitched slightly, and she said: "Actually, your pulse diagnosis and dialectical analysis during the practical exercise were quite good, within the norm, without any omissions."。