Taking the voodoo out of validity.
Huth
M M
MM
D001007:Anxiety / Q000175:diagnosis* / Q000523:psychology; D002648:Child; D006801:Humans; D015399:Nursing Research / Q000379:methods* / Q000592:standards*; D011569:Psychiatric Status Rating Scales / Q000592:standards*; D002666:Psychology, Child; D015203:Reproducibility of Results