HIV/AIDS in South Africa https://www.aids.org.za/hivaids-in-south-africa https://www.aids.org.za/hivaids-in-south-afric https://www.aids.org.za/hivaids-in-south-afric 5 million people have HIV http://www.aids.org.za/hivaids-in-south-africa/ worst infected and affected countries in the world http://www.aids.org.za/hivaids-in-south-africa/ 拡大の要因 https://www.aids.org.za/hivaids-in-south-africa AIDS epidemic http://www.aids.org.za/hivaids-in-south-africa/ http://www.aids.org.za/hivaids-in-south-africa/