the elderly, strict vegetarians (i.e., vegan), and patients with malabsorption problems are more likely to become deficient
And, indeed, when you put all the observational studies together, we find there is no signicant correlation between the levels of B12 in the blood and lung cancer, whether or not you smoked
Clinical efficacy, side effects, costs, and dosing schedules analyzed by medical experts
Grassin-Delyle S, Naline E, Buenestado A, Risse PA, Sage E, Advenier C, Devillier P
The correlation coefficients of calibration curves of all investigated analytes were greater than 0.998