ROY, S BBHATIA, M LGULERIA, J SAHUJA, M M1961-04-012009-05-271961-04-012009-05-271961-04-01ROY SB, BHATIA ML, GULERIA JS, AHUJA MM. Percutaneous retrograde arterial catheterization of the left ventricle (and atrium) in hundred thirty-one persons. Indian Heart Journal. 1961 Apr; 13(): 100-6http://imsear.searo.who.int/handle/123456789/6124engPercutaneous retrograde arterial catheterization of the left ventricle (and atrium) in hundred thirty-one persons.Journal Article