Broken links

Hello,

I Have 4 links “broken” but they are OK.

How can I do ?

https://www.sciencedaily.com/releases/2004/05/040512041238.htm

2 others https://www.sciencedaily.com links

https://jissn.biomedcentral.com/articles/10.1186/s12970-017-0179-6

Thanks you