84. The department shall provide comprehensive evaluation, functional and guardianship services, as hereafter designated, in order that eligible persons with developmental disabilities may be provided with adequate training, care and protection.
Evaluation services shall include:
(1) primary evaluation services consisting of inpatient and outpatient facilities for the direct evaluation of medical, psychological, social, educational and related factors affecting the functioning of the individual and pertinent to his need for specialized care, training or treatment as a person with a developmental disability; and
(2) secondary evaluation services consisting of facilities for the appraisal of such data available from other sources.