Retrieved 16 March 2019. ↑ "Popolazione Residente al 1° Gennaio 2018". Italian National Institute of Statistics. Retrieved 16 March 2019. ↑ All demographics and other statistics: Italian statistical institute Istat. ↑ Gastronomie in Langhe Archived 2011-10-10 at the Wayback Machine tourism web site ↑ Collections Spotlight Art and Surgery: The Hall of Murals Archived April 24, 2013, at the Wayback Machine commissioned by International Museum of Surgical Science, Gregorio Calvi di Bergolo