Xu, Chao-Huan Association of four genetic polymorphisms in the vascular endothelial growth factor-A gene and development of ovarian cancer: a meta-analysis. [electronic resource] - Oncotarget Sep 2017 - 73063-73078 p. digital Publication Type: Journal Article ISSN: 1949-2553 Standard No.: 10.18632/oncotarget.20379 doi