Sources of pre-analytical variations in yield of DNA extracted from blood samples: analysis of 50,000 DNA samples in EPIC. oleh Elodie Caboux, Christophe Lallemand, Gilles Ferro, Bertrand Hémon, Maimuna Mendy, Carine Biessy, Matt Sims, Nick Wareham, Abigail Britten, Anne Boland, Amy Hutchinson, Afshan Siddiq, Paolo Vineis, Elio Riboli, Isabelle Romieu, Sabina Rinaldi, Marc J Gunter, Petra H M Peeters, Yvonne T van der Schouw, Ruth Travis, H Bas Bueno-de-Mesquita, Federico Canzian, Maria-José Sánchez, Guri Skeie, Karina Standahl Olsen, Eiliv Lund, Roberto Bilbao, Núria Sala, Aurelio Barricarte, Domenico Palli, Carmen Navarro, Salvatore Panico, Maria Luisa Redondo, Silvia Polidoro, Laure Dossus, Marie Christine Boutron-Ruault, Françoise Clavel-Chapelon, Antonia Trichopoulou, Dimitrios Trichopoulos, Pagona Lagiou, Heiner Boeing, Eva Fisher, Rosario Tumino, Claudia Agnoli, Pierre Hainaut