PT - JOURNAL ARTICLE AU - Sergio Sismondo TI - How to make opinion leaders and influence people AID - 10.1503/cmaj.150032 DP - 2015 Jul 14 TA - Canadian Medical Association Journal PG - 759--760 VI - 187 IP - 10 4099 - http://www.cmaj.ca/content/187/10/759.short 4100 - http://www.cmaj.ca/content/187/10/759.full SO - CMAJ2015 Jul 14; 187