1. Blood and bone marrow changes in elderly patients, with special reference to folic acid, vitamin B12, iron, and ascorbic acid. Issue 5553 (10th June 1967) Authors: Batata, M.; Spray, G. H.; Bolton, F. G.; Higgins, G.; Wollner, L. Journal: BMJ Issue: Volume 2:Issue 5553(1967) Page Start: 667 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗