qualifications: MD, MS
contribution: Study conception and design, Acquisition of data, Analysis and interpretation of data, Drafting of manuscript, Critical revision
qualifications: BSc
contribution: Acquisition of data, Analysis and interpretation of data
qualifications: MD, PhD
contribution: Study conception and design, Critical revision
qualifications: MD, PhD
contribution: Study conception and design, Critical revision
qualifications: MD, PhD
contribution: Study conception and design, Acquisition of data, Analysis and interpretation of data, Drafting of manuscript, Critical revision