TY - GEN AU - Simm,S AU - Erikson,E TI - [Cytogenic investigations in a case of Langdon-Down syndrome] SN - 0017-0011 PY - 1965///1215 KW - Child KW - Chromosome Aberrations KW - Chromosome Disorders KW - Down Syndrome KW - Female KW - Humans N1 - Publication Type: Case Reports; Journal Article ER -