“…39 Direct spread when handling babies and persistence on fomites may be an important factor in nosocomial transmission. 1,22 Previously documented culprits have included formula feeds, 19,40 milk bottle warmers, 14 suction apparatus, 41 delivery room resuscitators, 13 wash basins, 42 rectal thermometers, 20 thermometer holders, 43 incubator mattresses, 44 soiled laundry 45,46 and the hospital water supply, 16 and these were all considered in the present investigation. The most common source is often the mother of a case, which appears to be the means by which S. hadar was introduced to the study unit.…”