Author Contribution
RECRUITMENT
K.D., A.B., L.Y., and Z.L. were involved with conception of the work. A.N., K.D., A.B., F.O., J.C.R., L.Y., and Z.L. were involved in design of the work. A.N., J.C.R., and Z.L. were involved in patient recruitment. A.N., A.B., F.O., J.C.R., and Z.L. were involved in data acquisition. A.N., A.B., and Z.L. were involved in statistical/data analysis. All authors were involved in the interpretation of the data and drafting the work.