Geneva, Jan. 12 -- International Clinical Trials Registry received information related to the study (KCT0011403) titled 'Investigation for the relationship among Testosterone, vitamin D and bone mineral density in aging men' on Jan. 2.

Study Type: Observational Study

Study Design: Observational Study Model : Case-only, Time Perspective : Cross-sectional, Enrollment : 138, Biospecimen Retention : Not collect nor Archive

Primary Sponsor: The Catholic University of Korea, St. Vincent's Hospital

Condition:

Diseases of the musculoskeletal system and connective tissue

Recruitment Status: Not Recruiting

Phase: NA

Date of First Enrollment: 2025-12-12

Target Sample Size: 138

Countries of Recruitment: Korea, Republic of

To know mor...