Hello, official 1. Confirm its qualification and certification: know whether the institution has relevant licenses and certifications. You can consult relevant local health departments or relevant professional associations for verification. 2. Check its word-of-mouth and word-of-mouth: Find out the word-of-mouth and word-of-mouth of the institution through online search, consulting others' experience or reading comments. This will help you get other people's comments on its service quality.

3. Pre-appointment consultation: Before going to the institution, you can ask them for the detailed information of the institution by telephone or online consultation to ensure that it can provide the services you need and have a clear answer to your questions.

4. Visit evaluation: If possible, you can visit the organization in person and observe its environment, facilities and personnel. This will make you make a more confident judgment.

The most important thing is that you should choose the right service provider according to your own needs and judgments, and collect enough information and opinions before making a decision. If you have more specific questions or need other relevant suggestions, please consult a medical professional or local authority.