Cox, D N Measuring fruit and vegetable intake: is five-a-day enough? [electronic resource] - European journal of clinical nutrition Mar 1997 - 177-80 p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 0954-3007 Standard No.: 10.1038/sj.ejcn.1600383 doi Subjects--Topical Terms: AdolescentAdultBody Mass IndexDietDiet RecordsFemaleFruitHealth EducationHumansMaleMiddle AgedReproducibility of ResultsVegetables