[Correlation between fourth brachymetatarsia and hallux valgus]. - Liang J; Feng E; Guan H; Chen P; He J; Huang W; Xu Y; Xie J (Zhongguo xiu fu chong jian wai ke za zhi = Zhongguo xiufu chongjian waike zazhi = Chinese journal of reparative and reconstructive surgery, 2026)