«Commentary: John Snow and alum-induced rickets from adulterated London bread: an overlooked contribution to metabolic bone disease». International Journal of Epidemiology. 32. PMID12777415. doi:10.1093/ije/dyg160
«Commentary: John Snow and alum-induced rickets from adulterated London bread: an overlooked contribution to metabolic bone disease». International Journal of Epidemiology. 32. PMID12777415. doi:10.1093/ije/dyg160