Ana Vieira

Serum pepsinogen test for early detection of gastric cancer in a European Country

M. Dinis-Ribeiro, M. Bento, H. Lomba-Viana, 2012, European journal of gastroenterology & hepatology.

Urinary sodium/potassium ratio on random sample as a useful tool to assess diuretic-induced natriuresis on chronic liver disease-associated ascitis.

P. Pinto-Marques, Ana Vieira, 2007, American Journal of Gastroenterology.

Endoprotector: Protective box for safe endoscopy use during COVID-19 outbreak

C. Carreira, P. Marques, Sara Campos, 2020, Endoscopy International Open.