Randomized controlled trials (RCTs) are the gold standard for measuring the safety and efficacy of drugs. However. they are being challenged by payers and health care providers since they are looking for real world evidence (RWE) to validate whether the new intervention provides similar safety and efficacy as reported in RCT data. RWE uses real world data (RWD) to generate insight. https://www.markbroyard.com/hot-sale-stomahesive-protective-powder-online-now-hot-value/