NIH:10.4274/haseki.1664 NIH:10.4274/jcrpe.1771 NIH:10.4274/jcrpe.2539 NIH:10.4274/jcrpe.3680 NIH:10.4274/jus.960 NIH:10.4274/tjem.2475 NIH:10.4274/tjem.3051 NIH:10.4274/Tjh.2012.0083