TLR9 and bronchiolitis: The present study was carried out to complement this exploratory study series by evaluating whether the TLR3 rs3775291, TLR4 rs4986790, TLR7 rs179008, TLR8 rs2407992, TLR9 rs187084, and TLR10 rs4129009 polymorphisms are associated with post-bronchiolitis asthma.