Ca avance !
-> "More recently, this thesis was supplemented and refined, as a major gene was detected as a cause of CHD in addition to a polygenic component. Nowadays, projects are under way with the aim to locate quantitative trait loci (QTL) significantly linked to CHD, and ultimately to develop gene tests to identify carriers of genes responsible for CHD." :
http://www.ncbi.nlm.nih.gov/pubmed/16475548?dopt=Abstract