A company can be a target of a (health-care fraud investigation).
A US-city may hold annual conference of (health-care policy leaders).
Annual conference can be constituted-of-or-filled-with (health-care policy leaders).
Shares can be constituted-of-or-filled-with (health-care providers).
A host can be constituted-of-or-filled-with (health-care networks).
A host of (health-care networks) may spring_up in some months.