Single-parent families.
D003863:Depression; D004644:Emotions; D005191:Family Characteristics; D005260:Female; D006167:Guilt; D006801:Humans; D008132:Loneliness; D008297:Male; D010290:Parents; D012647:Self-Assessment; D012725:Sexual Behavior; D012847:Single Person; D012919:Social Behavior; D012951:Socialization