[1] UAM, Gastroenterol Dept, Hosp Univ La Princesa, Inst Invest Sanitaria Princesa IIS IP, Madrid, Spain
[2] Ctr Invest Biomed Red Enfermedades Hepat & Digest, Madrid, Spain
[3] Hosp Clin & Prov Inst Invest Biomed August Pi & S, Dept Gastroenterol, Barcelona, Spain
[4] CIBEREHD, Barcelona, Spain
[5] Hosp Univ La Paz, Dept Gastroenterol, Madrid, Spain
[6] Hosp Univ Cent Asturias, Dept Gastroenterol, Asturias, Spain
[7] ISPA, Asturias, Spain
[8] Hosp Rio Hortega, Dept Gastroenterol, Valladolid, Spain
[9] Hosp Univ Ramon y Cajal, Dept Gastroenterol, Madrid, Spain
[10] Hosp Clin Lozano Blesa, Dept Gastroenterol, IIS Aragon, Zaragoza, Spain
[11] CIBEREHD, Zaragoza, Spain
[12] Hosp Alvaro Cunqueiro, Dept Gastroenterol, Vigo, Spain
[13] Complejo Hosp Univ Canarias, Dept Gastroenterol, San Cristobal la Laguna, Spain
[14] Hosp Univ Miguel Servet, Dept Gastroenterol, Zaragoza, Spain
[15] IIS, Zaragoza, Spain
[16] Hosp Univ Burgos, Dept Gastroenterol, Burgos, Spain
[17] Hosp Univ Germans Trias i Pujol, Dept Gastroenterol, Badalona, Spain
[18] CIBEREHD, Badalona, Spain
[19] Hosp Reina Sofia IMIBIC, Dept Gastroenterol, Cordoba, Spain
[20] UCO, Cordoba, Spain
[21] Univ Autonoma Barcelona, Dept Gastroenterol, Hosp Univ Parc Tauli, Inst Invest & Innovacio Parc Tauli,Dept Med, Barcelona, Spain
[22] Hosp Clin Valencia, Dept Gastroenterol, Valencia, Spain
[23] Hosp Univ Alcorcon, Dept Gastroenterol, Madrid, Spain
[24] Hosp Santa Creu & Sant Pau, Dept Gastroenterol, Barcelona, Spain
[25] Complejo Asistencial Univ Leon, Dept Gastroenterol, Leon, Spain
[26] Hosp Univ Puerta Hierro, Dept Gastroenterol, Madrid, Spain
[27] Hosp Moises Broggi, Dept Gastroenterol, St Joan Despi, Spain
[28] Hosp Gen Univ Ciudad Real, Dept Gastroenterol, Ciudad Real, Spain
[29] Consorci Sanitari Terrassa, Dept Gastroenterol, Terrassa, Spain
[30] Hosp Univ Marques Valdecilla, Dept Gastroenterol, Santander, Spain
[31] IDIVAL, Santander, Spain
[32] Hosp Univ Bellvitge, Dept Gastroenterol, Lhospitalet De Llobregat, Spain
[33] Univ Barcelona, Dept Gastroenterol, Hosp Univ Mutua Terrassa, Terrassa, Spain
[34] CIBEREHD, Terrassa, Spain
[35] Complejo Asistencial Zamora, Dept Gastroenterol, Zamora, Spain
[36] Hosp Galdakao, Dept Gastroenterol, Bilbao, Spain
[37] Hosp Univ Infanta Leonor, Dept Gastroenterol, Madrid, Spain
[38] Hosp San Jorge, Dept Gastroenterol, Huesca, Spain
[39] Hosp Univ Nuestra Sra Candelaria, Dept Gastroenterol, Santa Cruz De Tenerife, Spain
[40] Hosp Mar, Dept Gastroenterol, Barcelona, Spain
[41] Inst Hosp Mar Invest Med, IMIM, Barcelona, Spain
[42] Complexo Hosp Univ Pontevedra, Dept Gastroenterol, Pontevedra, Spain
[43] Hosp Clin San Carlos, Dept Gastroenterol, Madrid, Spain
[44] Inst Invest Hosp Clinico San Carlos IdISSC, Madrid, Spain
[45] Hosp Univ Fuenlabrada, Dept Gastroenterol, Madrid, Spain
[46] Hosp Dr Josep Trueta, Dept Gastroenterol, Girona, Spain
[47] Hosp Gen Granollers, Dept Gastroenterol, Barcelona, Spain