. 2016 Sep 14;5(3):e184. doi: 10.2196/resprot.6037
©Teresa F Amaral, Alejandro Santos, Rita S Guerra, Ana S Sousa, Luísa Álvares, Rui Valdiviesso, Cláudia Afonso, Patrícia Padrão, Cátia Martins, Graça Ferro, Pedro Moreira, Nuno Borges. Originally published in JMIR Research Protocols (http://www.researchprotocols.org), 14.09.2016.
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Figure 1.
Sample composition and distribution.