Kadar nitrit oksida udara napas pada pasien PPOK stabil disertai pemeriksaan hitung eosinofil di Rumah Sakit Rujukan Respirasi Nasional Persahabatan = Level of exhaled nitric oxide in stable COPD patient with eosinophil blood count at National Referral Respiratory Center Persahabatan Hospital

Prevalens penyakit paru obstruktif kronik (Ppok) berbasis spirometri di Rumah Sakit Rujukan Respirasi Nasional Persahabatan = Prevalence of chronic obstructive pulmonary disease based on the spirometry in Persahabatan Hospital Jakarta, Indonesia

Nilai Rasio Neutrofil-Limfosit (RNL) Darah dan Kadar Protein C-Reaktif (CRP) Pasien Penyakit Paru Obstruktif Kronik (PPOK) pada Kondisi Eksaserbasi dan Stabil di Rumah Sakit Persahabatan = Neutrophyl–Lymphocyte Ratio (NLR) and C–Reactive Protein (CRP) in Chronic Obstructive Pulmonary Disease (COPD) Patients during Exacerbation and Stable in Persahabatan Hospital Jakarta Indonesia

Studi longitudinal faktor prediksi indeks bode pada prognosis pasien PPOK di Rumah Sakit Persahabatan Jakarta = Longitudinal study of bode index as predictive factor of COPD in Persahabatan Hospital Jakarta / Isep Supriyana

Analisis Efektivitas-Biaya Terapi Kombinasi Salmeterol-Flutikason Dibandingkan dengan Formoterol-Budesonid pada Pasien Penyakit Paru Obstruktif Kronik Rawat Jalan di RSUP Persahabatan Tahun 2021-2022 = Cost-Effectiveness Analysis of Salmeterol-Fluticasone Combination Therapy Compared to Formoterol-Budesonid as a Treatment for Chronic Obstructive Pulmonary Disease Outpatient at Persahabatan Central Hospital in 2021-2022