The risk of bias is part of a Systemic review, so I need you to fill in table for each study.so I uploaded files to help you. the first file one (Example) is old work so i need it the same. the second file (sample) this sampl​‌‍‍‍‌‍‍‍‌‍‍‍‌‌‌‌‌‌‍‍​e that i want from u to you use it. the third file( description of the bias) is a full explanation of each part it will help you to understand. about study (33 studies) i uploded all of them in linke below because size of study.