The plastic covers used in Blair et al. are 90% PVC covers. Richardson suggested PVC being digested by the fungus as the cause. So it's exactly the situation th

The plastic covers used in Blair et al. are 90% PVC covers. Richardson suggested PVC being digested by the fungus as the cause. So it's exactly the situation that should cause SIDS and it results in lower incidence of SIDS. The mattress wrapping suggested by Sprott is wrapping using polythene. So the results are totally incompatible with the notion that PVC mattresses causes SIDS as suggested by Richardson and Sprott. There are other reports too, such as that conducted by the British government in 1998...