title: Congenital hypertrophic pyloric stenosis in phenotypic female twins with X-XX mosaicism.
mesh_terms: D001789:Blood Group Antigens; D004200:Diseases in Twins; D005260:Female; D006650:Histocompatibility Testing; D006801:Humans; D007223:Infant; D009030:Mosaicism; D010641:Phenotype; D011707:Pyloric Stenosis / Q000151:congenital / Q000235:genetics*; D012730:Sex Chromosomes
chemical_list: D001789:Blood Group Antigens