Owattanapanich, Weerapat http://orcid.org/0000-0002-1262-2005
Pholmoo, Wikanda
Pongpruttipan, Tawatchai
Siritanaratkul, Noppadol
Article History
Received: 29 December 2017
Accepted: 31 January 2018
First Online: 20 February 2018
Compliance with ethical standards
: All procedures were conducted in accordance with the ethical standards of the responsible committee on human experimentation, and in accordance with the 1964 Declaration of Helsinki and all of its subsequent revisions. The local ethical commission approved the study (COA no. Si 062/2016, Siriraj Hospital, Mahidol University, Bangkok, Thailand). Written informed consent was waived, given the retrospective nature of this study.
: The authors declare that they have no conflict of interest.
: A copy of the consent document is available for review by the Editor-in-Chief of Annals of Hematology.