@article{article2002f51b,
title   = {A daily dose of 5 mg folic acid for 90 days is associated with increased serum unmetabolized folic acid and reduced natural killer cell cytotoxicity in healthy Brazilian adults},
author = {Paniz, Clovis and Bertinato, Juliano Felix and Lucena, Maylla Rodrigues and Carli, Eduardo de and Amorim, Patrícia Mendonça da Silva and Gomes, Guilherme Wataru and Palchetti, Cecilia Zanin and Figueiredo, Maria Stella and Pfeiffer, Christine M and Fazili, Zia and Green, Ralph and Guerra-Shinohara, Elvira Maria},
year = {2017},
doi = {10.3945/jn.117.247445},
journal   = {Journal of Nutrition}
}