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1212 Studies found for: Vitamin D AND vitamin D supplements

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Map Legend
Region Name Number of Studies
World [map] 1,212
Europe 274
Austria 7 [studies]
Belgium 13 [studies]
Bulgaria 1 [studies]
Croatia 1 [studies]
Czech Republic 2 [studies]
Denmark 35 [studies]
Estonia 3 [studies]
Finland 22 [studies]
France 15 [studies]
Germany 18 [studies]
Greece 3 [studies]
Hungary 5 [studies]
Ireland 18 [studies]
Italy 31 [studies]
Latvia 2 [studies]
Lithuania 1 [studies]
Netherlands 18 [studies]
Norway 14 [studies]
Poland 11 [studies]
Portugal 3 [studies]
Romania 3 [studies]
Slovakia 1 [studies]
Slovenia 2 [studies]
Spain 25 [studies]
Sweden 21 [studies]
Switzerland 12 [studies]
United Kingdom 59 [studies]

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Studies with no locations are not included in the counts or on the map.

Studies with multiple locations are included in each region containing locations.