- Correspondence to Dr Tze Ping Loh, Department of Laboratory Medicine, National University Hospital, 5 Lower Kent Ridge Road, Singapore 119074, Singapore;
- Received January 30, 2015
- Revised March 25, 2015
- Accepted April 1, 2015
- First published April 22, 2015.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.