Pair-wise linkage disequilibrium analysis of the ADAM33 gene in the Li population. S1, rs3918396; V4, rs2787094; T1, rs2280091; T+1, rs2280089; Q-1, rs612709; S2, rs528557; F+1, rs511898; T2, rs44707; ADAM33, A disintegrin and metalloprotease 33; D', Lewontin's D' value.