Check out the following Transport Canada website and it will give you all the information you need to know on how to find a Canadian Aviation Medical Examiner anywhere in the world.
http://www.tc.gc.ca/aviation/applications/cam/en/camsearch.asp?x_lang=e
In case that doesn't work, here is the address that was on the site.
Name: Willatgamuwa, S.R. Address: Chief Medical Officer, Sri Lanken Airlines
55/2 Nimala Maria Mawatha City: Hendala Province/State: Wattala Country: Sri Lanka Phone: 00(974) 5612331 or 00(974) 4496778 Email:
[email protected] Fax: 00(974) 4620975
Cheers.