Physical growth of children with Down syndrome in India. Sachdev HS, Menon PS, Verma IC, Ghai OP. Indian J Pediatr. 1981 Jan-Feb;48(390):85-9. doi: 10.1007/BF02895196. PMID: 6456226
THE USE OF FORM BOARDS IN DEVELOPMENTAL ASSESSMENT. MITTLER P. Dev Med Child Neurol. 1964 Oct;6:510-6. doi: 10.1111/j.1469-8749.1964.tb10818.x. PMID: 14215231
The predictability of Gesell developmental scales in mongolism. KOCH R, SHARE J, WEBB A, GRALIKER BV. J Pediatr. 1963 Jan;62:93-7. doi: 10.1016/s0022-3476(63)80077-3. PMID: 14034026
The Denver Developmental Screening test. Koupernik C. Dev Med Child Neurol. 1968 Dec;10(6):796-7. doi: 10.1111/j.1469-8749.1968.tb02985.x. PMID: 5715660
Profiles and development of adaptive behavior in children with Down syndrome. Dykens EM, Hodapp RM, Evans DW. Downs Syndr Res Pract. 2006 Jun;9(3):45-50. doi: 10.3104/reprints.293. PMID: 16869374
Dissociation as a guide to developmental assessment. ILLINGWORTH RS. Arch Dis Child. 1958 Apr;33(168):118-22. doi: 10.1136/adc.33.168.118. PMID: 13534743
PERFORMANCE OF CHILDREN ON THE SHAW BLOCKS TEST. HEIM AW, LESTER D. Percept Mot Skills. 1964 Dec;19:740. doi: 10.2466/pms.1964.19.3.740. PMID: 14238206