=== HTTP code : 301 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Date: Wed, 07 Aug 2019 04:02:13 GMT
Connection: close
Cache-Control: max-age=3600
Expires: Wed, 07 Aug 2019 05:02:13 GMT
Location: https://reviewofophthalmology.com/content/d/technology_update/i/3527/c/58856
Server: cloudflare
CF-RAY: 50265a903bf62e8b-MIA

Request headers
================
HEAD /content/d/technology_update/i/3527/c/58856 HTTP/1.1
Host: reviewofophthalmology.com
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36
Accept: */*
Referer: https://bme.fiu.edu
Connection: close


Link is valid.