当一种新疫苗问世后 ,能否让群众接受 ,在人群中达到理想的接种率 ,主要取决于疫苗价格因素和质量因素。目前上市的新疫苗 ,少则几十元 ,多则几百元 ,价格是疫苗推广中不可忽视的制约因素。质量因素中 ,疫苗的有效性和安全性是决定能否成功推广的关键所在 ,因此 ,疫苗的价格和? When a new vaccine is available, it is up to the masses whether it will be acceptable to achieve the desired vaccination rate in the population, depending on the vaccine price and quality factors. The current listing of new vaccines, ranging from tens of dollars, as many as a few hundred dollars, the price is a vaccine can not be ignored in the promotion of constraints. Among the quality factors, the effectiveness and safety of the vaccine is the key to determining whether the vaccine can be successfully promoted. Therefore, the price of vaccine and?