A mechanism-oriented approach to psychopathology: The role of Pavlovian conditioning.The Research Domain Criteria Project suggests to base the classification of mental disorders on dimensions of observable behavior and neurobiological measures of these functions rather than on symptom-based descriptive categorical diagnoses. 
The Research Domain Criteria Project
A mechanism-oriented approach to psychopathology: The role of Pavlovian conditioning.The Research Domain Criteria Project suggests to base the classification of mental disorders on dimensions of observable behavior and neurobiological measures of these functions rather than on symptom-based descriptive categorical diagnoses. 
Pavlovian conditioning