I missed it!
Worthing Flash published my story, Unspecified, on 9th May, (They said they would, but I forgot.)
(At one point, I was going to call the book Unspecified, which is why I wrote the story. Then a friend suggested I name it after a different story in the collection. So I did.)
Read Unspecified at http://worthingflash.blogspot.com/2020/05/unspecified.html