Effect of immunonutrition on serum levels of C-reactive protein and lymphocytes in patients with COVID-19: a randomized, controlled, double-blind clinical trial - Pimentel, Rodrigo Fernandes Weyll; Silva, Arthur Pinto; Santana, Amália Ivine Costa; Silva, Douglas de Souza e; Ramos, Mariângela de Souza; Souza, Márcio Costa de; Suen, Vivian Marques Miguel; Maduro, Isolda Prado de Negreiros Nogueira; Ribas Filho, Durval; D’Oliveira Júnior, Argemiro; Silva, Dandara Almeida Reis da; Coelho, Julita Maria Freitas; et al. (Nutrición Hospitalaria, 2021)