g aishideng Published by baishideng Publishing Group Inc 8226 Regency Drive, Pleasanton CA 94588 USA Fax:+1-925-223-8242 Telephone:+1-925-223-8243 E-mail: bpgoffice a http://www.wjgnet.com 口密 上 ISsN1009-3079 20 9771009307056 @2016 Baishideng Publishing Group Inc. All rights reservedPublished by Baishideng Publishing Group Inc 8226 Regency Drive, Pleasanton, CA 94588, USA Fax: +1-925-223-8242 Telephone: +1-925-223-8243 E-mail: bpgoffice@wjgnet.com http://www.wjgnet.com © 2016 Baishideng Publishing Group Inc. All rights reserved. I SSN 100 9 3 0 79 2 0> 9 771009 307056