Wu R.-G.ANG YUANLiaw Y.-S.Chang D.-B.CHONG-JEN YUHUEY-DONG WUKuo S.-H.KWEN-TAY LUHPAN-CHYR YANG2020-03-262020-03-2619941073-449Xhttps://scholars.lib.ntu.edu.tw/handle/123456789/479355Image comparison of real-time gray-scale ultrasound and color Doppler ultrasound for use in diagnosis of minimal pleural effusionjournal article10.1164/ajrccm.150.2.804983880498382-s2.0-0028132848