“…For this reason, the published notifications of puerperal fever between 1899 and the 1930s are so flawed as to be valueless. 4 Now the title of this paper-'Diet as a Prophylactic Agent against Puerperal Sepsis'-states clearly that it has measured the incidence of 'sepsis' in a group of 550 postnatal women. 1 Yet the list of diseases included under this definition (Table 1 on page 596) included cystitis (nine cases), mastitis (seven cases), influenza (one case), gonorrhoea (one case), cervicitis (one case) and septic perineum (two cases).…”