Nicholson, A., Pollard, S., Lima, J., Romero, K., Tarazona-Meza, C., Malpartida-Guzmán, G., Mougey, E., Hansel, N. and Checkley, W., 2017. Serum Folate Concentrations, Asthma, Atopy, and Asthma Control in Peruvian Children and Adolescents. Annals of Global Health, 83(1), p.7. DOI: http://doi.org/10.1016/j.aogh.2017.03.014

Nicholson A, Pollard S, Lima J, Romero K, Tarazona-Meza C, Malpartida-Guzmán G, et al.. Serum Folate Concentrations, Asthma, Atopy, and Asthma Control in Peruvian Children and Adolescents. Annals of Global Health. 2017;83(1):7. DOI: http://doi.org/10.1016/j.aogh.2017.03.014

Nicholson, A., Pollard, S., Lima, J., Romero, K., Tarazona-Meza, C., Malpartida-Guzmán, G., … Checkley, W. (2017). Serum Folate Concentrations, Asthma, Atopy, and Asthma Control in Peruvian Children and Adolescents. Annals of Global Health, 83(1), 7. DOI: http://doi.org/10.1016/j.aogh.2017.03.014

1. Nicholson A, Pollard S, Lima J, et al.. Serum Folate Concentrations, Asthma, Atopy, and Asthma Control in Peruvian Children and Adolescents. Annals of Global Health. 2017;83(1):7. DOI: http://doi.org/10.1016/j.aogh.2017.03.014

Nicholson A and others, ‘Serum Folate Concentrations, Asthma, Atopy, and Asthma Control in Peruvian Children and Adolescents’ (2017) 83 Annals of Global Health 7 DOI: http://doi.org/10.1016/j.aogh.2017.03.014

Nicholson, A., S. Pollard, J. Lima, K. Romero, C. Tarazona-Meza, G. Malpartida-Guzmán, E. Mougey, N. Hansel, and W. Checkley. 2017. “Serum Folate Concentrations, Asthma, Atopy, and Asthma Control in Peruvian Children and Adolescents”. Annals of Global Health 83 (1): 7. DOI: http://doi.org/10.1016/j.aogh.2017.03.014

Nicholson, A., S. Pollard, J. Lima, K. Romero, C. Tarazona-Meza, G. Malpartida-Guzmán, E. Mougey, N. Hansel, and W. Checkley. “Serum Folate Concentrations, Asthma, Atopy, and Asthma Control in Peruvian Children and Adolescents”. Annals of Global Health 83, no. 1 (2017): 7. DOI: http://doi.org/10.1016/j.aogh.2017.03.014

Nicholson, A, et al.. “Serum Folate Concentrations, Asthma, Atopy, and Asthma Control in Peruvian Children and Adolescents”. Annals of Global Health, vol. 83, no. 1, 2017, p. 7. DOI: http://doi.org/10.1016/j.aogh.2017.03.014