Journal of the American Academy of Child & Adolescent Psychiatry · 1997 · 254 citations · 23 references
MedicinePsychiatryPsychologyChild PsychiatryDevelopmental PsychopathologyNeuropsychiatryAttention-deficit/hyperactivity DisorderBehavioral ComorbidityComorbidityMental Health ComorbiditiesMental IllnessNeurodevelopmental DisordersAdhd ComorbidityAdhd DiagnosisChildhood Psychiatric Comorbidity
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The Measurement of Observer Agreement for Categorical Data
J. Richard Landis, Gary G. Koch · Biometrics · 1977 · 78.9K citations · Full text
Manic-Depressive Insanity and Paranoia.
JAMA · 1921 · 1.6K citations