TY - JOUR AU - May, A M; Duivenvoorden, H J; Korstjens, I TI - The effect of group cohesion on rehabilitation outcome in cancer survivors JO - Psychooncology VL - 17 PY - 2008 DO - 10.1002/pon.1308 SP - 917 EP - 925 N1 - et al. ER -