AUTHORS’ CONTRIBUTIONS
SDB
Study design: CHL, MO, DKM, RH, SM, RL, PK, SDB, SN and LM. Data collection: DKM, RH, SM, SB and AN. Data management: CHL, MO, DKM, RH, IB, RL, AN and ML. Manuscript writing: CHL, MO, IB, ML, SDB and RL. Manuscript editing: CHL, MO, IB, RH, DKM, AN, SM, PK, ML, SB, SDB, RL, SN, KN and LM.