Alimentazione corretta: un lusso per pochi

Titolo: Hamburgers that are 100 percent grass-fe

Descrizione: Hamburgers that are 100 percent grass-fed beef from a certified organic herd and topped with 100 percent grass-fed raw cheese are grilled by a street vendor for sale at seven USD each on July 12, 2012, in Washington, DC. AFP Photo/Paul J. Richards (Photo credit should read PAUL J. RICHARDS/AFP/GettyImages)

Crediti immagine: AFP/Getty Images - © 2012 AFP

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