A: it happened in 1963... I had to take the drugs every day for 18 months, including six months of injections with streptomycin.
答：那是在1963年…我必须在18个月内每天坚持吃药，包括打了6个月链霉素。
The British study randomly assigned 107 patients either to a control group that received only bed rest or to a treatment group that received daily injections of streptomycin in addition to bed rest.
这项英国研究把107位病人随机选择分组，对照组的治疗只有卧床休息，治疗组在卧床休息之外还每天注射链霉素。
The British study randomly assigned 107 patients either to a control group that received only bed rest or to a treatment group that received daily injections of streptomycin in addition to bed rest.
这项英国研究把107位病人随机选择分组，对照组的治疗只有卧床休息，治疗组在卧床休息之外还每天注射链霉素。
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