title: Esophageal Doppler monitor: a new tool in monitoring video assisted thoracoscopic surgery for ligation of patent ductus arteriosus.
authors.forename: Ahmed M
authors.initials: AM
authors.lastname: Mukhtar
authors.forename: Gihan
authors.initials: G
authors.lastname: Obayah
mesh_terms: D004374:Ductus Arteriosus, Patent / Q000601:surgery*; D017548:Echocardiography, Transesophageal; D004947:Esophagus / Q000000981:diagnostic imaging*; D006801:Humans; D008026:Ligation; D008991:Monitoring, Physiologic / Q000295:instrumentation*; D020775:Thoracic Surgery, Video-Assisted; D018608:Ultrasonography, Doppler