by Brouwer, I.A, Wanders, A.J, Katan, M.B
Published in PloS one (02.03.2010)

by Bjork, James M., Smith, Ashley R., Chen, Gang, Hommer, Daniel W.
Published in PloS one (06.07.2010)

by Shoham, David A., Durazo-Arvizu, Ramon, Kramer, Holly, Luke, Amy, Vupputuri, Suma, Kshirsagar, Abhijit, Cooper, Richard S.
Published in PloS one (17.10.2008)

by Zhu, Shankuan, Kim, Jong-Eun, Ma, Xiaoguang, Shih, Alan, Laud, Purushottam W., Pintar, Frank, Shen, Wei, Heymsfield, Steven B., Allison, David B.
Published in PLoS medicine (01.03.2010)

by Naqvi, Haider A., Hussain, Sajjad, Zaman, Muhammad, Islam, Mohammad
Published in PloS one (12.10.2009)

by Danso-Appiah, Anthony, Stolk, Wilma A., Bosompem, Kwabena M., Otchere, Joseph, Looman, Caspar W. N., Habbema, J. Dik F., de Vlas, Sake J.
Published in PLoS neglected tropical diseases (02.11.2010)

by Ertel, Karen A., Koenen, Karestan C., Rich-Edwards, Janet W., Gillman, Matthew W.
Published in PloS one (27.10.2010)

by Piaggi, Paolo, Lippi, Chita, Fierabracci, Paola, Maffei, Margherita, Calderone, Alba, Mauri, Mauro, Anselmino, Marco, Cassano, Giovanni Battista, Vitti, Paolo, Pinchera, Aldo, Landi, Alberto, Santini, Ferruccio
Published in PloS one (27.10.2010)

by Manjoo, Priya, Joseph, Lawrence, Pilote, Louise, Dasgupta, Kaberi
Published in PloS one (22.11.2010)

by Schooling, C. Mary, Wenjie, Sun, Ho, Sai Yin, Chan, Wai Man, Tham, May Ked, Ho, Kin Sang, Leung, Gabriel M., Lam, Tai Hing
Published in PloS one (04.06.2008)

by Øyane, Nicolas M., Ursin, Reidun, Pallesen, Ståle, Holsten, Fred, Bjorvatn, Bjørn
Published in PloS one (03.03.2010)