Cauley, J.A.

study strength health vitamin 25- hydroxyvitamin performance muscle strength testosterone concentration 25- cohort hydroxyvitamin association muscle research level sample change institute grip strength university health abc score variant result polymorphism department journal analyses knee extensor strength baseline decline medicine 3- year change disease grant health abc study binding protein participant body composition quartile center value insu fficiency fficiency replication genome-wide serum framingham heart study ageing epidemiology discovery activity p value analysis endocrinology 3- year decline performance score genotype trend protein nucleotide polymorphisms project e ffect genotyping measure framingham extensor centre ageing study amsterdam genome-wide association study model diabetes status cyp 2r trust depressive symptoms child health person nucleotide