Enhancing the Rigor of Mendelian Randomization: Methodological Insights from the Study on Obstructive Sleep Apnea and Temporomandibular Disorders [Response to Letter]

Yu-Pei Wang,1,* Hui-Xia Wei,2,* Yuan-Yuan Hu,3 Yu-Ming Niu3,4 1Department of Stomatology, Taihe Hospital, Hubei University of Medicine, Shiyan, 442000, People’s Republic of China; 2Department of Anesthesiology, Taihe Hospital, Hubei University of Medicine, Shiyan, 442000, People’s Republic of China; 3Department of Stomatology, Gongli Hospital of Shanghai Pudong New Area, Shanghai, People’s Republic of China; 4Hubei Key Laboratory of Embryonic Stem Cell Research, Hubei Provincial Clinical Research Center for Umbilical Cord Blood Hematopoietic Stem Cells, Taihe Hospital, Hubei University of Medicine, Shiyan, Hubei, 442000, People’s Republic of China*These authors contributed equally to this workCorrespondence: Yu-Ming Niu, Department of Stomatology, Gongli Hospital of Shanghai Pudong New Area, Shanghai, People’s Republic of China, Tel +086 13581370999, Email [email protected]