title: T cell subset enumeration and weekend HIV clinics: reliable performance of CD4 cell counts after 3 days.
authors.forename: Anna E
authors.initials: AE
authors.lastname: Seeley
authors.forename: Peter R
authors.initials: PR
authors.lastname: Richardson
authors.forename: Timothy
authors.initials: T
authors.lastname: Plant
authors.forename: Kaveh
authors.initials: K
authors.lastname: Manavi
authors.forename: Sylvie
authors.initials: S
authors.lastname: Freeman
authors.forename: Mark T
authors.initials: MT
authors.lastname: Drayson
authors.forename: Calman A
authors.initials: CA
authors.lastname: MacLennan