1.

Asiri Hospitals Group 01.01.1980

2.

Aspen Valley Hospital 1891-01-01

3.

Assertio 01.01.1995

4.

Associates in Pediatric Therapy 01.10.2007

5.

Aterica Digital Health 22.07.2012

6.

Athena Diagnostics 1988

7.

Atherotech Diagnostics Lab 01.01.1994

8.

Atrius Health 01.01.2004

9.

AURENA Laboratories

10.

Australia Advance Group

11.

Avamere 01.01.1995

12.

Avation Medical 01.01.2016