TY - JOUR T1 - Primary hyperparathyroidism JF - Canadian Medical Association Journal JO - CMAJ SP - E685 LP - E689 DO - 10.1503/cmaj.090675 VL - 183 IS - 10 AU - Hafsah Al-Azem AU - Aliya Khan Y1 - 2011/07/12 UR - http://www.cmaj.ca/content/183/10/E685.abstract ER -