Varma, VarunaGupta, Nirmal2019-12-022019-12-022018-01Varma Varuna, Gupta Nirmal. Large thymus tumor with invasion into superior vena cava: Transesophageal echocardiography proved to be helpful during surgery. Annals of Cardiac Anaesthesia. 2018 Jan; 21(1): 101-1020971-9784http://imsear.searo.who.int/handle/123456789/185691Large thymus tumor with invasion into superior vena cava: Transesophageal echocardiography proved to be helpful during surgeryJournal ArticleIndiaDepartment of Cardiovascular and Thoracic Surgery, Sanjay Gandhi Post Graduate Institute of Medical Sciences, Lucknow, Uttar Pradesh, India