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. 1978 Jul;18(3):137-45.
doi: 10.1111/j.1526-4610.1978.hed1803137.x.

An epidemiological study of headache in an urban and a rural population in northern Finland

R Nikiforow, E Hokkanen

An epidemiological study of headache in an urban and a rural population in northern Finland

R Nikiforow et al. Headache. 1978 Jul.
No abstract available

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