Analysis of information sources in references of the Wikipedia article "Grand Ole Opry" in English language version.
Health insurer Humana Inc. will try to appeal to Grand Ole Opry patrons by becoming an official sponsor of the country music venue.
Humana - Presenting Sponsor of the Grand Ole Opry
Presented by Humana
radio's longest-running musical program
radio's longest-running musical program
Humana - Presenting Sponsor of the Grand Ole Opry
Presented by Humana