Obstetrics / Mastitis / Maternal and Child Health / Humans / Female / Staphylococcus aureus / Control Design / Infant / Sterilization / Risk factors / Victoria / Newborn Infant / Private Health Insurance / Public health systems and services research / Breast feeding / Risk Factors / Small samples / Case Control Study / Emergency Department / Community Health Centers / Nasal Mucosa / Case Control Studies / Staphylococcus aureus / Control Design / Infant / Sterilization / Risk factors / Victoria / Newborn Infant / Private Health Insurance / Public health systems and services research / Breast feeding / Risk Factors / Small samples / Case Control Study / Emergency Department / Community Health Centers / Nasal Mucosa / Case Control Studies
