User talk:Frogify

April 2014
Hello, I'm Ugog Nizdast. I noticed that you made a change to an article, Sleep apnea, but you didn't provide a reliable source. It's been removed for now, but if you'd like to include a citation and re-add it, please do so! If you need guidance on referencing, please see the referencing for beginners tutorial, or if you think I made a mistake, you can leave me a message on my talk page. Thank you. Ugog Nizdast (talk) 13:23, 13 April 2014 (UTC)