Pola Persebaran Covid-19 di DKI Jakarta pada Tahun 2021 = Distribution Pattern of Covid-19 at DKI Jakarta in 2021

Analisis implementasi kebijakan pencegahan COVID-19 di panti sosial khusus disabilitas provinsi DKI Jakarta Tahun 2021 = Analysis implementation of the COVID-19 prevention policy at the social institutions for disabilities in DKI Jakarta Province in 2021

Penyimpangan perilaku penumpang di dalam Ruang Stasiun dan Gerbong Kereta Commuter Line Rute Tangerang Duri = Passenger behavior deviations in the Train Station and Commuter Line Train Route Tangerang-Duri / Ahmad Zubair

Analisis Implementasi Pencegahan Dan Pengendalian Covid-19 Di Rumah Sakit Di 4 (Empat) Provinsi Tahun 2021 = Implementation Analysis of Covid-19 Prevention and Control in Hospitals In 4 (Four) Provinces in 2021

Analisis implementasi pencegahan dan pengendalian COVID-19 pada tenaga kesehatan lima provinsi Indonesia tahun 2021 = Analysis of COVID-19 prevention and control implementation among health workers in five provinces of Indonesia in 2021