1Department of Medical Oncology, The Affiliated Hospital of Qingdao University, Qingdao University, 16 Jiangsu Road, Qingdao, 266005 China
2BGI-Qingdao Institute, Qingdao SINO-GERMAN Ecopark, 2877 Tuanjie Road, Qingdao, 266555 China
3Department of Experimental Therapeutics, University of Texas, South Campus Research Building 4 (4SCR), Room 4SCR3.2085, 1901 East Road, Houston, Texas 77054 USA
4Department of Thoracic Surgery, Qingdao Municipal Hospital, 1 Jiaozhou Road, Qingdao, 266011 China
5Department of Medical Oncology, Qingdao Municipal Hospital, 5 Donghai Middle Road, Qingdao, 266071 China
6BGI-Shenzhen, Shenzhen, 518083 China
7Department of Pathology, The Affiliated Hospital of Qingdao University, Qingdao University, 16 Jiangsu Road, Qingdao, 266005 China
8Binhai Genomics Institute, BGI-Tianjin, BGI-Shenzhen, Tianjin, 300308 China
© The Author(s) 2018
Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons license and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/.