This guideline was coordinated by Dr Maria del Carmen Casanovas and Dr Knut Lönnroth, with technical input from Dr Luz Maria De-Regil, Dr Ernesto Jaramillo, Dr Juan Pablo Peña-Rosas, Mrs Randa Saadeh and Mrs Diana Weil. This work was initiated as part of the general programme of work of the Department of Nutrition for Health and Development, and the Global TB Programme (GTB) in the World Health Organization (WHO) Geneva. We thank Dr Peggy Papathakis, California Polytechnic State University, San Luis Obispo for the initial draft of the document during her sabbatical leave at the Department of Nutrition for Health and Development in Geneva, Switzerland. We are grateful to the WHO Guidelines Review Committee Secretariat staff for their technical support throughout the process, particularly Dr Susan Norris. Thanks are due to Ms Lisa Haintz-Carbonin from the WHO Office of the Legal Counsel, for her support in the management of conflicts of interest procedures and to Ms Grace Rob and Mrs Paule Pillard from the Evidence and Programme Guidance Unit, Department of Nutrition for Health and Development, who provided logistic support for all this work.
WHO gratefully acknowledges the technical input of the members of the WHO Steering Committee for Nutrition Guidelines Development and the Nutrition Guidance Advisory Group, especially the chairs of the meetings related to this guideline: Dr Paul Kelly and Dr David Sinclair. WHO is also grateful to the Cochrane Infectious Diseases Group editorial team and the WHO Collaborating Centre for Evidence Synthesis for Infectious and Tropical Diseases in the Liverpool School of Tropical Medicine, Liverpool, United Kingdom of Great Britain and Northern Ireland, for their support to update and develop the systematic reviews used to inform this guideline.