Continuous chemoprophylaxis against group a streptococci has proved to be highly effective in preventing recurrences of rheumatic fever . 对A组链球菌进行连续性化学预防，已证明对防止风湿热的复发可奏卓效。
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Chemoprophylaxis and chemotherapy of pneumocystis carinii pneumonia 卡氏肺孢子虫肺炎的药物预防和治疗
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Continuous chemoprophylaxis against group a streptococci has proved to be highly effective in preventing recurrences of rheumatic fever 对a组链球菌进行连续性化学预防，已证明对防止风湿热的复发可奏卓效。
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Background : the aim of this study is to evaluate the rate of infectious complications post endoscopic transspheinodal neurosurgery in patients receiving a new antibiotic chemoprophylaxis regimen 背景评估患者接受经内窥镜显微神经外科手术加用新的抗菌素后的感染性并发症。
