Emergency Medicine Unit, King Chulalongkorn Memorial Hospital, Patumwan, Bangkok, Thailand
Thanyarak Institute on Drug Abuse, Pathumthani, Thailand
Ophthalmology department, King Chulalongkorn Memorial hospital, Pratumwan, Bangkok, Thailand
King Chulalongkorn Memorial Hospital, Bangkok, Thailand
Department of Pharmacy Practice, Faculty of Pharmaceutical Sciences, Chulalongkorn Unviersity, Bangkok, Thailand
King Chulalongkorn Memorial Hospital, Bangkok, Thailand
Department of Obstetrics and Gynecology, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
Chulalongkorn university, Bangkok, Thailand
King Chulalongkorn Memorial Hospital, Bangkok, Thailand
Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand