close-up adult asian husband smiling and listening on belly pregnant wife at home. pregnancy, loving moments of family life - listening to heartbeat 個影片檔及 b 捲影像00:30
4k video footage of a female doctor examining a patient with a stethoscope - listening to heartbeat 個影片檔及 b 捲影像00:12
doctor listening to heartbeat of senior patient with stethoscope - listening to heartbeat 個影片檔及 b 捲影像00:12