PeerJ Author 135 Points Contributions by role Author 135 Contributions by subject area Clinical Trials Epidemiology Otorhinolaryngology Surgery and Surgical Specialties Pornthep Kasemsiri PeerJ Author Summary Clinical Trials Epidemiology Otorhinolaryngology Surgery & Surgical Specialties Past or current institution affiliations Khon Kaen University PeerJ Contributions Articles 1 January 23, 2019 The sensitivity and specificity of methylene blue spray to identify the parathyroid gland during thyroidectomy Patorn Piromchai, Thipphailin Juengtrakool, Supawan Laohasiriwong, Pornthep Kasemsiri, Piti Ungarereevittaya https://doi.org/10.7717/peerj.6376 PubMed 30697498