1. Filippo Pacini: a determined observer;Bentivoglio;Brain Research Bulletin,1995
2. Robert Koch and the cholera vibrio: a centenary;Howard-Jones;British Medical Journal,1984
3. Salvarsan;Yarnel;Chemical Engineering News,2005
4. Diggins , F. 2003 The true history of the discovery of penicillin by Alexander Fleming Biomedical Scientist