Adenotonsillectomy may increase the risk of alopecia areata in childhood: A nationwide population-based cohort study - 11/05/21

Soo Ick Cho, MD, PhD ^a, Hanjae Lee, MD ^a, Da-Ae Yu, MD ^a, Dong-Young Kim, MD, PhD ^b, Ohsang Kwon, MD, PhD ^{a, c, d, e, ⁎}

^a Department of Dermatology, Seoul National University College of Medicine, Seoul, Korea 

^b Department of Otorhinolaryngology, Seoul National University College of Medicine, Seoul, Korea 

^c Laboratory of Cutaneous Aging and Hair Research, Clinical Research Institute, Seoul National University Hospital, Seoul, Korea 

^d Institute of Human Environment Interface Biology, Seoul National University College of Medicine, Seoul, Korea 

^e Integrated Major in Innovative Medical Science, Seoul National University College of Medicine, Seoul, Korea 

^∗Correspondence to: Ohsang Kwon, MD, PhD, Department of Dermatology, Seoul National University College of Medicine, 101 Daehak-ro, Jongno-gu, Seoul 110-744, South KoreaDepartment of DermatologySeoul National University College of Medicine101 Daehak-ro, Jongno-guSeoul110-744South Korea