[A comment: better standard data are required. No resources for research].
Boëthius
S B
SB
Pedagogiska institutionen, Stockholms universitet. siv@ped.su.se
D006801:Humans; D010556:Personality Tests / Q000592:standards; D011386:Projective Techniques / Q000592:standards*; D011570:Psychiatry / Q000193:education; D012106:Research