建国后河间属河北省沧县专区。
Hejian after the founding of an area in Hebei Province Cangxian.
方法在云南省澜沧县对已确诊的HIV/AIDS进行问卷调查。
Methods The survey was carried out by a designed questionnaire among the HIV/AIDS in Lancang County, Yunnan Province.
方法在云南省澜沧县对已确诊的HIV/AIDS进行问卷调查。
Methods The survey was carried out by a designed questionnaire among the HIV/AIDS in Lancang County, Yunnan Province.
应用推荐