Wider B, Pittler MH, Thompson-Coon J, Ernst E (2013). „Artichoke leaf extract for treating hypercholesterolaemia”. Cochrane Database (Systematic review). 3 (3): CD003335. PMID23543518. doi:10.1002/14651858.CD003335.pub3. A 2016 update of the review was withdrawn as of low priority
Wider B, Pittler MH, Thompson-Coon J, Ernst E (2013). „Artichoke leaf extract for treating hypercholesterolaemia”. Cochrane Database (Systematic review). 3 (3): CD003335. PMID23543518. doi:10.1002/14651858.CD003335.pub3. A 2016 update of the review was withdrawn as of low priority
Wider B, Pittler MH, Thompson-Coon J, Ernst E (2013). „Artichoke leaf extract for treating hypercholesterolaemia”. Cochrane Database (Systematic review). 3 (3): CD003335. PMID23543518. doi:10.1002/14651858.CD003335.pub3. A 2016 update of the review was withdrawn as of low priority