Phenotypic variation in heterozygous familial hypercholesterolemia. A comparison of Chinese patients with the same or similar mutations in the LDL receptor gene in China and Canada - Pimstone,S.N.; Sun,X-M.; du Souich,C.; Frohlich,J.J.; Hayden,M.R.; Soutar,A.K. (Arterioscler Thromb Vasc Biol, 1998)