Thread:Proxima Centauri/@comment-26375611-20160225085911/@comment-681745-20160226080717

The Mayo Clinic is based in the USA and as far as I can see is ethical. I don't know them as well as I know the UK based NHS.

Mayo Clinic
 * Rectal bleeding (There are more pages following)
 * Mayo Clinic
 * Rectal bleeding When to see a doctor
 * Rectal bleeding Casuses