title: The clinical significance of betaine, an osmolyte with a key role in methyl group metabolism.
authors.affiliation: Biochemistry Unit, Canterbury Health Laboratories, Christchurch, New Zealand. michael.lever@otago.ac.nz
authors.forename: Michael
authors.initials: M
authors.lastname: Lever
authors.forename: Sandy
authors.initials: S
authors.lastname: Slow