Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Types of sources cited in posts (N=81).
| Citation source | Post, n (%) |
| Cancer organization | 34 (42) |
| Health or web source (eg, WebMD) | 21 (26) |
| Physician | 14 (17) |
| Research community | 11 (14) |
| Centers for Disease Control and Prevention or federal organizations | 5 (6) |
| Celebrity | 3 (4) |
| World Health Organization | 2 (2) |
