1. Do your search in OVID.
2. Click "Search History" at the top of the page.
3. Important: you can send one search string and you need to remove all other searches. This leaves the search you want to send - this is the only way you can send a search string permalink; to only have one search.
4. At the bottom of the search history list is a link that says "Copy Search History Link." click that and the link is ready to be shared.