Nindy : Hi, Diny. Where is Johan now? I have not seen him for three days.
Diny : Have you known that Johan is sick? He got fever. He has been hospitalized.
Nely : Are you sure? You must be kidding me. I called him yesterday.
Diny : Yes I was in the hospital when you called him yesterday
Nely : Oh, Really? I never realize it.
Based on the dialogue above, What happens with Johan?