AM (Director of our institute's Division of Rheumatic Diseases) supervised drafting of the manuscript and gave final approval of the version to be published.
ST participated in the design of the study, organised the implementation and supervision, supervised data collection and entry, and compiled the initial draft paper.
AJA conceived the project, developed draft instruments, supervised data collection and wrote drafts of findings.
CT developed the specific research question at hand, contributed to sampling strategy and data collection protocols, supervised data collection, drafted the cost model, processed the results, and drafted the manuscript.
VM designed the study, supervised collection, and drafted the manuscript.
CAS conceived the study, supervised CD and drafted the manuscript.
MY originated the project, supervised programming and drafted the paper, SJ carried out calculations and programming, MKS and LCS provided the biological applications, reviewed data and finalized manuscript.
NK reviewed and edited draft instruments, supervised data collection process, reviewed and edited draft manuscripts.
CC developed the design, trained the local counselors, supervised therapies, supervised the post-treatment assessments, performed the statistical analysis and drafted the manuscript.
KM supervised, supported and designed the study, supervised data processing, and drafted the manuscript.
