Isolation and identification of 1.alpha.,25-dihydroxy-24-oxovitamin D3, 1.alpha.,25-dihydroxyvitamin D3 26,23-lactone, and 1.alpha.,24(S),25-trihydroxyvitamin D3: in vivo metabolites of 1.alpha.,25-dihydroxyvitamin D3

Abstract
Note: In lieu of an abstract, this is the article's first page.