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Canfield, Jack, Hansen, Mark Victor (1) Hugo, Victor (4) Canfield, Jack (the Foundation For Self-esteem), Hansen, Mark Victor, Hansen, Patty (3) Ulmer, Gregory L (university Of Florida) (2) Hubinon, Victor, Charlier, Jean-michel (2)

2012 (1) 1999 (1) 1998 (1) 1996 (2)

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