title: Pseudoaminopterin syndrome and trisomy 9.
authors.forename: David A
authors.initials: DA
authors.lastname: Stevenson
authors.forename: Jasmine
authors.initials: J
authors.lastname: Low
authors.forename: Jerald
authors.initials: J
authors.lastname: King
authors.forename: John M
authors.initials: JM
authors.lastname: Opitz
authors.forename: Mark E
authors.initials: ME
authors.lastname: Miller
mesh_terms: D000015:Abnormalities, Multiple / Q000175:diagnosis*; D000630:Aminopterin / Q000378:metabolism*; D002899:Chromosomes, Human, Pair 9; D019465:Craniofacial Abnormalities / Q000175:diagnosis*; D004200:Diseases in Twins; D019066:Facies; D005260:Female; D005317:Fetal Growth Retardation; D006801:Humans; D007231:Infant, Newborn; D008279:Magnetic Resonance Imaging; D008297:Male; D008677:Metaphase; D016104:Oligohydramnios; D010641:Phenotype; D011247:Pregnancy; D013577:Syndrome; D014314:Trisomy
chemical_list: D000630:Aminopterin