什麼是背痛？ - Arthritis, Musculoskeletal and Skin Diseases Home Page

This is a public information piece, written in Chinese, about back pain. ... 什麼是背痛？ What Is Back Pain? PDF Version Size: 456 KB Audio Version Time: 23:21 Size: 21.8 MB 2009 年 9 月更新 什麼是背痛？

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