Subjects: PSYCHOMETRICS; ITEM response theory; SCHOOL children
Record details
Subjects: EDUCATION of minorities; ACADEMIC achievement; HIGH school studentsORADEA (Romania); ROMANIA
Subjects: *SCHOOL children; *VISION disorders; *URBAN health
Subjects: SCHOOL children; PARENTS; PEASANTS
Subjects: *PSYCHIATRY; *SCHOOL children; *VALUES (Ethics)
Subjects: *SCHOOL children; *SOUND recordings; *STATISTICS