[4], Matthew J. Rieser i dr., Journal of Natural Products 1996 Feb;59(2):100-8.
cancerletters.info
[6], "Graviola: A novel promising natural-derived drug that inhibits tumorigenicity and metastasis of pancreatic cancer cells in vitro and in vivo through altering cell metabolism" Maria P. Torres i dr., "Cancer Letters" Volume 323, Issue 1 , Pages 29-40, 1 October 2012
[5], "Selective growth inhibition of human breast cancer cells by graviola fruit extract in vitro and in vivo involving downregulation of EGFR expression" Dai Y i dr., "Nutrition and Cancer" 2011;63(5):795-801
[7], "The flavonoid content and antiproliferative, hypoglycaemic, anti-inflammatory and free radical scavenging activities of Annona dioica St. Hill" Formagio AS, "BMC Complementary and Alternative Medicine" 2013 Jan 11;13:14
[8], "Anticonvulsant effect of kaurenoic acid isolated from the root bark of Annona senegalensis" Okoye TC i dr., "Pharmacology, Biochemistry and Behavior" 2013 Aug;109:38-43