Mathur, R NSwaroop, A KPuri, SGoyal, R KTilwani, A1982-03-012009-05-271982-03-012009-05-271982-03-01Mathur RN, Swaroop AK, Puri S, Goyal RK, Tilwani A. Wenckebach periods in left bundle branch block. Indian Heart Journal. 1982 Mar-Apr; 34(2): 111-2http://imsear.searo.who.int/handle/123456789/4898engAgedBundle-Branch Block --physiopathologyElectrocardiographyHumansMaleWenckebach periods in left bundle branch block.Case Reports