TY - JOUR T1 - Interaction between levothyroxine and calcium carbonate JF - Canadian Family Physician JO - Can Fam Physician SP - 39 LP - 39 VL - 54 IS - 1 AU - Elias E. Mazokopakis AU - Triantafillos G. Giannakopoulos AU - Ioannis K. Starakis Y1 - 2008/01/01 UR - http://www.cfp.ca/content/54/1/39.abstract N2 - ER -