TY - GEN AU - Lieberman,M A TI - Group properties and outcomes: a study of group norms in self-help groups for widows and widowers SN - 0020-7284 PY - 1989///0531 KW - Adaptation, Psychological KW - Adult KW - Aged KW - Follow-Up Studies KW - Grief KW - Group Processes KW - Group Structure KW - Humans KW - Middle Aged KW - Self-Help Groups KW - Single Person KW - psychology N1 - Publication Type: Journal Article UR - https://doi.org/10.1080/00207284.1989.11491159 ER -