The Clinical Transplantation and Research (CTR) is an open access journal. All articles are distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. To use the tables or figures of CTR in other journals, books, or media for scholarly, educational purposes, the process of permission request to the publisher of CTR is not necessary. All contents of the journal are available immediately upon publication without an embargo period.