每經AI快訊，近日，世(shi)界衛生組(zu)(zu)織(zhi)更(geng)新(xin)了HPV疫(yi)苗(miao)立(li)場(chang)文件，正式建議單(dan)劑次(ci)(ci)接種(zhong)(zhong)(zhong)程(cheng)序。該立(li)場(chang)文件指(zhi)出，在9-20歲女性和男性人群，單(dan)劑次(ci)(ci)接種(zhong)(zhong)(zhong)免疫(yi)程(cheng)序可作為替代(dai)程(cheng)序。單(dan)劑次(ci)(ci)接種(zhong)(zhong)(zhong)或可緩(huan)解(jie)九價疫(yi)苗(miao)緊(jin)缺現狀(zhuang)。世(shi)衛組(zu)(zu)織(zhi)助理(li)總(zong)干事Nothemba Simelela表示，單(dan)劑次(ci)(ci)接種(zhong)(zhong)(zhong)的(de)成本(ben)更(geng)低、占用資源(yuan)更(geng)少，且更(geng)容(rong)易(yi)管(guan)理(li)。也讓針(zhen)對不同年齡(ling)段的(de)補種(zhong)(zhong)(zhong)運動更(geng)容(rong)易(yi)開展，減少了需要跟蹤管(guan)理(li)多次(ci)(ci)接種(zhong)(zhong)(zhong)帶(dai)來(lai)的(de)挑(tiao)戰。（21世(shi)紀經濟報道）