00642nam a22002057i 450000500170000000800410001702200220005802200230008004100080010310000180011124501050012965000250023465000130025965000320027265000150030465100160031965500150033570000110035077300750036120141212093041.0900219s1990    sp     gr     000 0 spa c  a0003-9888 (papel)  a1468-2044 (online)  aeng1 aBALARAJAN, R.10aMORTALITY FROM CONGENITAL MALFORMATIONS IN ENGLAND AND WALES: VARIATIONSBY MOTHER'S COUNTRY OF BIRTH14aDatos estadísticos14aEstudios14aMalformaciones congénitas14aMortalidad14aReino Unido 4aDocumental1 aET AL.0 tARCHIVES OF DISEASE IN CHILDHOODgVol. 64, no. 10 (1989), p. 1457-1462