Personal and household PM2.5 and black carbon exposure measures and respiratory symptoms in 8 low- and middle-income countries

Ying Wang, Matthew Shupler, Aaron Birch, Yen Li Chu, Matthew Jeronimo, Sumathy Rangarajan, Maha Mustaha, Laura Heenan, Pamela Serón, Nicolás Saavedra, María José Oliveros, Patricio López‐Jaramillo, Paul Anthony Camacho, Johnna Otero, Maritza Pérez-Mayorga, Karen Yeates, Nicola West, Tatenda Ncube, Brian Ncube, Jephat Chifamba, Rita Yusuf, Afreen Khan, Zhiguang Liu, Xiaoru Cheng, Li Wei, Lap Ah Tse, Mohan Deepa, Parthiban Kumar, Rajeev Gupta, Indu Mohan, KG Jayachitra, Prem Mony, Kamala Rammohan, Sanjeev Nair, P. V. M. Lakshmi, Vivek Sagar, Rehman Khawaja, Romaina Iqbal, Khawar Kazmi, Salim Yusuf, Michael Bräuer, Perry Hystad