Measurement of 25-hydroxyvitamin D in serum and its relation to sunshine, age and vitamin D intake in the Danish population

COMPETITIVE PROTEIN-BINDING RADIOASSAY FOR 25-HYDROXYCHOLECALCIFEROL¹

1971 • 908 citations

Seasonal Changes in Human Plasma Levels of 25-Hydroxyvitamin D

1974 • 343 citations

FREQUENCY OF OSTEOMALACIA AND OSTEOPOROSIS IN FRACTURES OF THE PROXIMAL FEMUR

1974 • 325 citations

A competitive protein-binding assay for 25-hydroxy-cholecalciferol and 25-hydroxyergocalciferol in serum

1974 • 302 citations

Natural and Synthetic Sources of Circulating 25-Hydroxyvitamin D in Man

1973 • 248 citations

COMPETITIVE BINDING ASSAY FOR VITAMIN D AND 25-OH VITAMIN D*

1971 • 238 citations

Competitive Protein-Binding Assay for 25-Hydroxycholecalciferol

1974 • 203 citations

Determination of 25-hydroxyvitamin D2 and 25-hydroxyvitamin D3 in human plasma using high-pressure liquid chromatography

1977 • 191 citations

The Regulation of Rat Liver Calciferol-25-hydroxylase

1973 • 184 citations

SEASONAL VARIATIONS IN SERUM 25-HYDROXYCHOLECALCIFEROL IN HEALTHY PEOPLE

1974 • 179 citations

Circulating 25-hydroxyvitamin D in man

1974 • 170 citations

The Biological Activity and Metabolism of 24,25-Dihydroxyvitamin D3

1973 • 145 citations

VITAMIN-D STATUS IN LONG-STAY GERIATRIC PATIENTS

1975 • 128 citations

Measurement of 25-hydroxyvitamin D3 in serum.

1976 • 128 citations

Vitamin D: Biochemical, Chemical and Clinical Aspects related to Calcium Metabolism

1979 • 117 citations

Measurement of 25-hydroxyvitamin D3 in serum.

1976 • 104 citations

SPONTANEOUS CURE OF VITAMIN-D DEFICIENCY IN ASIANS DURING SUMMER IN BRITAIN

1974 • 74 citations

25-HYDROXYCHOLECALCIFEROL AND FRACTURES OF THE PROXIMAL FEMUR

1975 • 73 citations

SUNLIGHT, VITAMIN D, AND OSTEOMALACIA IN THE ELDERLY

1973 • 71 citations

Measurement of Plasma 25‐Hydroxycholecalciferol in Man

1972 • 66 citations

Serum concentrations of 25-hydroxyvitamin D in sex-linked hypophosphatemic vitamin D-resistant rickets.

1973 • 65 citations

Some problems associated with assay of 25-hydroxycalciferol in human serum.

1977 • 64 citations

Assay of plasma 25-hydroxy vitamin D

1976 • 54 citations

A novel specific assay of 25-hydroxy vitamin D3

1976 • 51 citations

The Calcium and Vitamin D Status in An Elderly Female Population and Their Response to Administered Supplemental Vitamin D3

1977 • 38 citations

The Measurement of 24, 25-Dihydroxycholecalciferol in Human Serum

1977 • 11 citations

An Assay for 24, 25 and 25, 26 Dihydroxycholecalciferols in sera

1977 • 6 citations

Vitamin D, Biochemical, Chemical and Clinical Aspects related to Calcium Metabolism. Proceedings of the Third Workshop on Vitamin D, Asilomar, Pacific Grove, California USA, January 1977. — Hrsg. von A. W. Norman (USA), K. Schaefer (Berlin), J. W. Coburn (USA), H. F. De Luca (USA), D. Fraser (Canada), H. G. Grigoleit (Wiesbaden), D. v. Herrath (Berlin). — Walter de Gruyter, Berlin, New York 1977. XLI, 1006 S. DM 175,—

1978 • 4 citations