PT - JOURNAL ARTICLE AU - Muhammad Abubakar AU - Nafees Ahmad AU - Muhammad Atif AU - Amer Hayat Khan AU - Abdul Ghafoor TI - Treatment outcomes among childhood extensively drug-resistant tuberculosis patients in Pakistan AID - 10.1183/23120541.00551-2021 DP - 2022 Jan 01 TA - ERJ Open Research PG - 00551-2021 VI - 8 IP - 1 4099 - http://openres.ersjournals.com/content/8/1/00551-2021.short 4100 - http://openres.ersjournals.com/content/8/1/00551-2021.full SO - erjor2022 Jan 01; 8