From the journals, October–November 2005
[摘要] 1555 We now know that immunity to whooping cough, whether from infection or vaccination, is not life-long, and that pertussis can cause chronic cough at all ages. A new acellular vaccine looks promising as a booster for adults.
[发布日期] [发布机构]
[效力级别] [学科分类] 卫生学
[关键词] [时效性]