Authors: M C Backström; A Mahonen; M Ala-Houhala; H Sievänen; P Mäenpää; A M Koivisto; A Olkku; R Mäki; M Mäki Journal: Arch Dis Child Fetal Neonatal Ed Date: 2001-11 Impact factor: 5.747
Authors: M C Backström; L Aine; R Mäki; A L Kuusela; H Sievänen; A M Koivisto; R S Ikonen; M Mäki Journal: Arch Dis Child Fetal Neonatal Ed Date: 2000-09 Impact factor: 5.747