550,809 PORKKA KIMMO Factors influencing tracking of serum lipid values in children and young adults : a 9-year follow-up study / by Kimmo Porkka -, Cardiorespiratory Research Unit and Department of Medicine University of Turku. - Turku : [Turun Yliopisto] , 1991. - 159 s : wykr. ; 25 cm (Annales Universitatis Turkuensis. Ser. D. Medica-Odontologica, ISSN 0355-9483 ;83) ISBN 951-880-664-0