NCT04410601 2020-06-01Dysphagia-TTUmraniye Education and Research HospitalPhase NA Unknown500 enrolled
NCT02140476 2014-05-28Comparative Analysis Between Bipolar Device and Conventional Tie & Suture Technique in ThyroidectomyInstituto Nacional de Ciencias Medicas y Nutricion Salvador ZubiranPhase NA Unknown160 enrolled