The volatile pollutants that spill into natural waters cause water pollution. Air pollution arises from the water pollut......

为了解某口岸地区吸毒者艾滋病和梅毒的感染、传播和流行状况,采用血清学检测方法,对141例吸毒者进行HIV抗体和梅毒检测,结果,141......

目的通过志愿者小组与医疗门诊合作,解决男男同性性行为(MSM)人群中性病患者转介难、治疗难、费用高的问题,并及早发现HIV/性病患......