There are normal rules and norms for epidemiological research and collection of medical data which are especially important to follow when dealing with the issue of HIV/AIDS.
在流行病研究和医疗数据收集方面已经存在正常的规则和准则，在涉及艾滋病毒/艾滋病问题时，尤其应该遵循这些规则和准则。