@article{d89fbd584025410db20e8f0c3bc0411c,
title = "The serum copper/zinc ratio in childhood and educational attainment: a population-based study",
author = "Petri B{\"o}ckerman and Alex Bryson and Jutta Viinikainen and Jorma Viikari and Terho Lehtim{\"a}ki and Erkki Vuori and Liisa Keltikangas-J{\"a}rvinen and Olli Raitakari and Jaakko Pehkonen",
year = "2016",
doi = "10.1093/pubmed/fdv187",
language = "English",
volume = "38",
pages = "696--703",
journal = "JOURNAL OF PUBLIC HEALTH",
issn = "1741-3842",
publisher = "Oxford University Press",
number = "4",
}