What is the surgical approach for pediatric gastrointestinal tumors? 
Do Programmers Do Homework?
(H) Tumor tissues quantified using end-point calculation of Ki-67-positive cells in MDA-MB-231 tumors. \*\**P*\<0.01 (μg/ml).](srep33393-f1){#f1} {#f2}  
											 
											

 
											