The global diet and activity research (GDAR) network: a global public health partnership to address upstream NCD risk factors in urban low and middle-income contexts oleh Tolu Oni, Felix Assah, Agnes Erzse, Louise Foley, Ishtar Govia, Karen J. Hofman, Estelle Victoria Lambert, Lisa K. Micklesfield, Maylene Shung-King, Joanne Smith, Eleanor Turner-Moss, Nigel Unwin, Pamela Wadende, James Woodcock, Jean Claude Mbanya, Shane A. Norris, Charles O. Obonyo, Marshall Tulloch-Reid, Nicholas J. Wareham, on behalf of the GDAR network