LITHELL , H., J. BOBERG, K. HELLSING, and U. WAERN. “Lipoprotein-Lipase Activity in Subcutaneous, Adipose Tissue in Healthy Subjects: Variation of Activity in a Population of 60-Year-Old Men”. Upsala Journal of Medical Sciences, vol. 83, no. 1, Mar. 1978, pp. 45-52, doi:10.3109/03009737809179112.