"scientific article published on 01 July 1987"@en . . . . . "3" . "\u043D\u0430\u0443\u043A\u043E\u0432\u0430 \u0441\u0442\u0430\u0442\u0442\u044F, \u043E\u043F\u0443\u0431\u043B\u0456\u043A\u043E\u0432\u0430\u043D\u0430 \u0432 \u043B\u0438\u043F\u043D\u0456 1987"@uk . "378-384" . "Effect of vitamin D2 and vitamin D3 on the serum concentrations of 1,25(OH)2D2, and 1,25(OH)2D3 in normal subjects"@nl . "D Hartwell" . . . . . "Effect of vitamin D2 and vitamin D3 on the serum concentrations of 1,25(OH)2D2, and 1,25(OH)2D3 in normal subjects"@en . "C Christiansen" . . "Effect of vitamin D2 and vitamin D3 on the serum concentrations of 1,25(OH)2D2, and 1,25(OH)2D3 in normal subjects"@en . "im Juli 1987 ver\u00F6ffentlichter wissenschaftlicher Artikel"@de . . . "Effect of vitamin D2 and vitamin D3 on the serum concentrations of 1,25(OH)2D2, and 1,25(OH)2D3 in normal subjects"@en . "10.1530/ACTA.0.1150378" . . "3039769" . "115" . . . . . "article scientifique publi\u00E9 en 1987"@fr . . "Effect of vitamin D2 and vitamin D3 on the serum concentrations of 1,25(OH)2D2, and 1,25(OH)2D3 in normal subjects"@nl . . "art\u00EDculu cient\u00EDficu espubliz\u00E1u en xunetu de 1987"@ast . "Effect of vitamin D2 and vitamin D3 on the serum concentrations of 1,25(OH)2D2, and 1,25(OH)2D3 in normal subjects"@nl . . "Effect of vitamin D2 and vitamin D3 on the serum concentrations of 1,25(OH)2D2, and 1,25(OH)2D3 in normal subjects"@en . "1987-07-01T00:00:00Z"^^ . "wetenschappelijk artikel"@nl . . . .