Siziya, Seter Comparison of protection afforded by single Measles vaccination and late revaccination schedules by Seter Siziya; [and others] - Lusaka: University of Zambia, School of Medicine 1997 - p.777-p.779.: ill. - East Africa Medical Journal. Vol.74.No.12 . Bibliography Subjects--Topical Terms: MEASLES VACCINATION--ZIMBABWE LC Class. No.: PAPERS/STAFF