"关于艾滋病" can be translated into English as "about AIDS" or "regarding AIDS".
Here are some example sentences to illustrate its usage:
1、 I want to learn more about AIDS.
（我想了解更多关于艾滋病的信息。）
2、 The conference focused on issues regarding AIDS prevention.
（这次会议聚焦于艾滋病预防的相关问题。）
Both expressions are commonly used in English to introduce topics or discussions related to AIDS.