2Chammas MC,Gerhard R,de Oliveira IR,et al.Thyroid nodules:evaluation with power Doppler and duplex Doppler ultrasound[J].Otolaryngol Head Neck Surg,2005,132:874-882.
3Miccoli P,Biricotti M,Matteucci V,et al.Minimally invasive video-assisted thyroidectomyLreflections after more than 2 400cases performed[J].Surgical Endoscopy,2015,3.
