Where to buy OTC medications? A cross-sectional survey investigating consumers' confidence in over-the-counter (OTC) skills and their attitudes towards the availability of OTC painkillers.

Brabers, A.E.M., Dijk, L. van, Bouvy, M.L., Jong, J.D. de. Where to buy OTC medications? A cross-sectional survey investigating consumers' confidence in over-the-counter (OTC) skills and their attitudes towards the availability of OTC painkillers. BMJ Open: 2013, 3(9), e003455