TY - JOUR T1 - Not-so-free testing for cell-free DNA JF - Canadian Family Physician JO - Can Fam Physician SP - 820 LP - 820 VL - 62 IS - 10 AU - Darryl Huang AU - Karen Lundgard AU - Michael R. Kolber Y1 - 2016/10/01 UR - http://www.cfp.ca/content/62/10/820.abstract N2 - ER -