Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yoon Kyoung So and Young-Ik Son and Sang Duk Hong and Min Young Seo and Chung-Hwan Baek and Han-Sin Jeong and Man Ki Chung,Subclinical lymph node metastasis in papillary thyroid microcarcinoma: A study of 551 resections,Surgery,0039-6060,Elsevier BV,2010-09,148,3,526-531,https://cir.nii.ac.jp/crid/1361981468686182272,https://doi.org/10.1016/j.surg.2010.01.003