我所于1963年春,开始对大墙东街小学、古中市小学、实验小学等三个小学的儿童及忠烈祠东街、忠烈祠南街等三条街道的散居儿童共2280人用两千分之一的旧结核菌素作皮内试验,呈阴性反应者1030人。对其中1001人分别采用皮内、多刺、划痕三种方法接种卡介苗,进行阳转率的观察。 In the spring of 1963, I started to appraise 2,280 children living in three primary schools, including Great Wall Street Primary School, Guzhong Elementary School and Experimental Primary School, and the three streets of Martyr’s Shrine East Street and Martyr’s Shrine South Street for a total of 2,200 people. One of the old tuberculin for the intradermal test was negative 1030 people. Of which 1001 were used intradermal, prickly, scratch three methods of BCG vaccination, the observation of positive conversion rate.