According to the information till now, few people who are recovering and recovered from COVID-19 are infected from black fungus or mucormycosis.
https://gomedii.com/blogs/english/wp-login.php?action=logout&redirect_to=https%3A%2F%2Fgomedii.com%2Fblogs%2Fenglish%2F&_wpnonce=cd71920b37