Fragoso YD et al. Month of Birth Does Not Seem to Interfere with the Development of Multiple Sclerosis Later in Life in Brazilian Patients. Neuroepidemiology. 2012 ;39(1):70-71. [Epub ahead of print]
is on the equator and so has a relatively uniform day length and more
constant climatate whereas as at Northern or Southern latitudes where
there seems to be a month of effect there is an uneven day length,
sunlight exposure and seasonal climate.
Labels: Vitamin D