Chantharasamee, J. https://orcid.org/0000-0002-1237-331X
Poungvarin, N.
Danchaivijitr, P.
Techawatanawanna, S.
Article History
Received: 19 February 2019
Accepted: 9 July 2019
First Online: 17 July 2019
Ethics approval and consent to participate
: Given that this is a retrospective chart review study, we did not obtain written nor verbal informed consents from the patients in this study. The present study was approved by the Institutional Review Board of Siriraj Hospital, Mahidol University (reference number: 160/2018).
: Not applicable.
: The authors declare that they have no competing interests.