RT Journal Article SR Electronic A1 Cunningham, Muriel T1 Hawthorn Extract in CHF Patients: Results of a Controlled Study JF MD Conference Express YR 2007 FD SAGE Publications VO 7 IS 1 SP 23 OP 23 DO 10.1177/155989770700700113 UL http://mdc.sagepub.com/content/7/1/23.1.abstract AB Millions of patients worldwide purchase herbal supplements for their health and trust the manufacturers' claims. This burgeoning market, however, is often unregulated and a paucity of controlled data exist that support claims of safety and effectiveness. For this reason, the results of the randomized, double-blind, placebo-controlled multicenter Survival and Prognosis: Investigation of Crataegus Extract [SPICE] trial were greatly anticipated.