Gomez, Juan Fidel Bencomo, Antonio J. W. de Castro, Jordi Marti, Sydney Prates, Marco Antonio O. Appolinário, and Aquila Oliveira. “Comparison of Quality Between Hahnemuehle 2992 and Schleicher & Schuell 903 Filter Paper, in the Preservation of Dried Blood for the Population Study of IgM and IgG Antibodies to Syphilis”. Brazilian Journal of Sexually Transmitted Diseases 21, no. 1 (January 8, 2009): 34–37. Accessed May 3, 2024. https://bjstd.org/revista/article/view/957.