Faculty of Medicine, Chulalongkorn University
Plianpairoj, C. and Sithisarankul, P.
"A survey on physicians who were board-certifiedor had certificate of proficiencyin occupational medicine,"
Chulalongkorn Medical Journal: Vol. 50:
6, Article 3.
Available at: https://digital.car.chula.ac.th/clmjournal/vol50/iss6/3