Table 1 Risk of bias and quality assessment.

From: The strategy and clinical relevance of in vitro models of MAP resistance in osteosarcoma: a systematic review

  1. In vitro (36) and clinical (18) studies were assessed for risk of bias and quality. For bias: Green, low. Yellow, medium. Red, high. Grey, NA. For quality: M = moderate (4–7), H = high (≥8).