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百日咳一病,由于广泛推行预防接种,其发病率已明显下降,但散发性流行仍时有发生。笔者1990年至今治愈百日咳痉咳期合并
Pertussis disease, due to the widespread introduction of vaccination, the incidence has dropped significantly, but the sporadic epidemic still occur. The author has so far treated pertussis spasmodic cough during the merger