ROSING ULF 539,713 Serum lecithin fatty acids in normal and pre-eclamptic pregnancy and in the puer— perium. Stockholm 1982 Kongl. Karolinska Medico Chirurgiska 8 s. 46, prac 5, il. + wkł. s. nlb. 2 Akad. avhandling Stockholm Karolinska Institutet Dep. of Obstetrics and Gynecology