1. cNORM::CDC
    BMI growth curves from age 2 to 25
    csv| xlsx| json| ndjson| rda| rds
    data.frame|45035 x 7
  2. cNORM::elfe
    Sentence completion test from ELFE 1-6
    csv| xlsx| json| ndjson| rda| rds
    data.frame|1400 x 3
  3. cNORM::ppvt
    Vocabulary development from 2.5 to 17
    csv| xlsx| json| ndjson| rda| rds
    data.frame|4542 x 6