TY - GEN AU - Chou,Hao-Chang AU - Ma,Matthew Huei-Ming AU - Lien,Wan-Ching TI - Reply to letter: Direct real-time tracheal ultrasonography for confirmation of endotracheal tube placement: is it enough? SN - 1873-1570 PY - 2014///1222 KW - Cardiopulmonary Resuscitation KW - methods KW - Computer Systems KW - Female KW - Humans KW - Intubation, Intratracheal KW - Male KW - Trachea KW - diagnostic imaging KW - Ultrasonography N1 - Publication Type: Letter; Comment UR - https://doi.org/10.1016/j.resuscitation.2013.09.021 ER -