Varma, Praveen Kerala2015-06-222015-06-222015-04Varma Praveen Kerala. Risk assessment scores in cardiac surgery. Annals of Cardiac Anaesthesia. 2015 Apr; 18(2): 170-171.http://imsear.searo.who.int/handle/123456789/158153enCardiac Surgical ProceduresHumansRisk AssessmentThoracic SurgeryArticle