[A contribution to the homesickness problem].
D000293:Adolescent; D000367:Age Factors; D002165:Camping; D002648:Child; D002675:Child, Preschool; D004644:Emotions; D005191:Family Characteristics; D005260:Female; D006801:Humans; D008297:Male; D010287:Parent-Child Relations; D011581:Psychological Tests; D013997:Time Factors
Ein Beitrag zum Heimwehproblem.