Original sentence: Given the precarious nature of mass immunisation programs at the time, the Bundaberg tragedy also potentially compromised the careers of the Minister of Health, Dr Sir Neville Howse, and the Director General of Health, Dr John Cumpston
Edited sentence: Given the precarious nature of mass immunisation programs at the time, the Bundaberg tragedy also potentially compromised the careers of the Minister of Health, Dr Sir Neville Howse, and the Director General of Health, Dr (John) Howard Cumpston