Investigator experiences with financial conflicts of interest in clinical trials oleh Van Laethem Marleen, Kalkar Sunila R, Wu Wei, Moher David, Ferris Lorraine E, Lexchin Joel, Hoey John, Sekeres Melanie, Rochon Paula A, Gruneir Andrea, Gold Jennifer, Maskalyk James, Streiner David L, Taback Nathan, Chan An-Wen