+1(514) 937-9445 or Toll-free (Canada & US) +1 (888) 947-9445
See here: http://www.canadavisa.com/canada-immigration-discussion-board/phep-letter-along-with-med-urgent-plz-help-t47512.0.html
 
Someone already posted your link but the OP still does not know what is PHEP:

http://www.canadavisa.com/canada-immigration-discussion-board/what-is-phep-letter-t47617.0.html