The book's major 'deficiency' is its poor plot.
a 'deficiency' of vitamin C
vitamin 'deficiency'
(..) - Yes, it's a fine product. I saw you on The Tonight Show a couple of weeks ago. I was watching the show with my son Donald. He's got this rare immune deficiency in his blood. The damnedest thing. Doctors say he has to live in a plastic bubble. Can you imagine that? A bubble. - A bubble? (..)1992 TvShow: Seinfeld Title: The Bubble Boy Season: 4 Episode 7