APA (7th ed.) Citation

Frank Oliver R, Ried Karin, & Stocks Nigel P. (2009). Dark chocolate or tomato extract for prehypertension: A randomised controlled trial. BMC.

Chicago Style (17th ed.) Citation

Frank Oliver R, Ried Karin, and Stocks Nigel P. Dark Chocolate or Tomato Extract for Prehypertension: A Randomised Controlled Trial. BMC, 2009.

MLA (9th ed.) Citation

Frank Oliver R, et al. Dark Chocolate or Tomato Extract for Prehypertension: A Randomised Controlled Trial. BMC, 2009.

Warning: These citations may not always be 100% accurate.