Case-control study of sudden infant death syndrome in Scotland. Income level or bed sharing would confound any effect of previous use of mattress.
Blair
P
P
Fleming
P
P
Smith
I
I
D001512:Bedding and Linens / Q000009:adverse effects*; D016022:Case-Control Studies; D003441:Crowding; D006801:Humans; D015994:Incidence; D007182:Income; D007223:Infant; D007231:Infant, Newborn; D012606:Scotland / Q000453:epidemiology; D012959:Socioeconomic Factors; D013398:Sudden Infant Death / Q000453:epidemiology / Q000209:etiology*