Your field of interest * Transfusion Organs and tissues HLA Your message * Your phone number If you prefer being contacted by phone instead of email, please leave your name and phone number. By providing your phone number, you authorize Canadian Blood Services to contact you by phone. Please note that Canadian Blood Services will not share your phone number with any other party. Your email By providing your email, you authorize Canadian Blood Services to contact you by email. Please note that Canadian Blood Services will not share your email with any other party. Leave this field blank