"Tumor Microenvironment"

Write a systematic review about the following topic: "Tumor Microenvironment".

Please use the Vancouver Style System for the references. The review should contain 70 references.

Before you start, please make a systematic literature search of the last ten years (2007-2017).

Use the MedLine, PubMed, and other data bases available to do the literature search. I am adding you several review papers which were published in good journals. Some are very good review papers about the topic and the state of the art in this field.

These review papers have reference lists, which might also serve as reference here.