McKusick, V A Observations suggesting allelism of the achondroplasia and hypochondroplasia genes. [electronic resource] - Journal of medical genetics Mar 1973 - 11-6 p. digital Publication Type: Journal Article ISSN: 0022-2593 Standard No.: 10.1136/jmg.10.1.11 doi Subjects--Topical Terms: Achondroplasia--diagnostic imagingAdultAllelesFemaleGenes, DominantHomozygoteHumansInfant, NewbornMalePhenotypeRadiography