TY - JOUR T1 - Answer: Can you identify this condition? JF - Canadian Family Physician JO - Can Fam Physician SP - 716 LP - 716 VL - 55 IS - 7 AU - Chou-Yueh Wu AU - Wei-Hsuan Huang Y1 - 2009/07/01 UR - http://www.cfp.ca/content/55/7/716.abstract N2 - ER -