目的：评价碱式水杨酸铋口服液治疗急性消化系统症状的临床疗效和安全性。
OBJECTIVE: To evaluate the efficacy and safety of bismuth subsalicylate oral solution(BSOS) in the treatment of some gastrointestinal symptoms in Chinese.
目的：评价碱式水杨酸铋口服液治疗急性消化系统症状的临床疗效和安全性。
OBJECTIVE: To evaluate the efficacy and safety of bismuth subsalicylate oral solution(BSOS) in the treatment of some gastrointestinal symptoms in Chinese.
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