TY - JOUR T1 - Critical elevation of international normalized ratio in an elderly woman using a natural health product JF - Canadian Family Physician JO - Can Fam Physician SP - 536 LP - 537 VL - 63 IS - 7 AU - Kevin Pottie AU - Kamila Premji AU - Sitelle LĂ©onie Cheskey Y1 - 2017/07/01 UR - http://www.cfp.ca/content/63/7/536.abstract N2 - ER -