Letter to the Editor 3-hydroxyisobutyryl-CoA hydrolase deficiency: a case description Lu Jiang, Meixian Wu, Wenhua Qin, Luoxiao Qin, Guangming Cheng, Hui Qin, Jieru Wei, Zhongjun Liao, Xingqin Wei, Liuyan Yang, Hao Wei, Xiaoxin Qin