title: Frequency and genetic effect of 1qh plus.
mesh_terms: D000328:Adult; D002648:Child; D002869:Chromosome Aberrations / Q000453:epidemiology; D025063:Chromosome Disorders; D002900:Chromosomes, Human, 1-3; D003718:Denmark; D005260:Female; D006778:Hospitals, Psychiatric; D006801:Humans; D007231:Infant, Newborn; D007621:Karyotyping; D007962:Leukocytes / Q000166:cytology; D008297:Male; D010361:Patients; D010375:Pedigree; D010641:Phenotype; D013194:Staining and Labeling