Siriraj Hospital, Mahidol University, Bangkok, Thailand
King memorial Chulalongkorn hospital, Bangkok, Thailand
HIV-NAT, Thai Red Cross - AIDS Research Centre, Bangkok, Thailand
Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
Taksin Hospital, Bangkok, Thailand
HIV-NAT, Thai Red Cross AIDS Research Centre, Bangkok, Thailand
Bhumibol Adulyadej Hospital, Bangkok, Thailand
King Chulalongkorn Memorial Hospital, Bangkok, Thailand
Sanpatong Hospital, Chiang Mai, Thailand
Infectious Disease Chiangrai Prachanukroh Hospital, Chiang Rai, Chiangrai, Thailand
Klang Hospital, Bangkok, Thailand
Bhumibol Adulyadej Hospital, Bangkok, Thailand
Police General Hospital, Bangkok, Thailand
HIV-NAT, Thai Red Cross AIDS Research Centre, Bangkok, Thailand
Bamrasnaradura Institute, Nonthaburi, Thailand
HIV-NAT, Thai Red Cross AIDS Research Centre, Bangkok, Thailand
Chulalongkorn University, Bangkok, Thailand
Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
HIV-NAT, Thai Red Cross AIDS Research Centre, Bangkok, Thailand
HIV-NAT, Thai Red Cross AIDS Research Centre, Bangkok, Thailand
Phramongkutklao Hospital of The Royal Thai Army, Bangkok, Thailand
Phachomklao Hospital, Petchaburi, Thailand
Bamrasnaradura Infectious Diseases Institute, Nonthaburi, Thailand
HIV-NAT, Thai Red Cross - AIDS Research Centre, Bangkok, Thailand
Chest Division, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand