Joob Beuy, Wiwanitkit Viroj
Sanitation 1 Medical Academic Center, Bangkok.
Hainan Medical University, Haikou, Hainan Province, China ; Faculty of Medicine, University of Nis, Nis, Serbia ; Joseph Ayobabalola University, Ikeji Arakeji, Osun State, Nigeria.
J Family Med Prim Care. 2014 Oct-Dec;3(4):475-6. doi: 10.4103/2249-4863.148158.