Penilaian risiko keselamatan dan kesehatan kerja pada proses vaksinasi COVID-19 di Rumah Sakit X Depok tahun 2021 = Occupational health and safety risk assessment on covid-19 vaccination process at X Hospital Depok 2021

Analisis risiko keselamatan dan kesehatan kerja di penyamakan kulit X tahun 2012 = Risk assessment of occupational health and safety in tannery X 2012

Analisis persepsi risiko keselamatan dan kesehatan kerja pada karyawan di PT. Terang Parts Indonesia = Analysis of risk perception on occupational health and safety of employees at PT Terang Parts Indonesia

Efektifitas fungsi pengendalian kepala ruangan terhadap pelaksanaan keselamatan pasien perioperatif di Rumah Sakit Haji Jakarta = The effectiveness of the head nurse control function toward the implementation of perioperative patient safety in Haji Jakarta Hospital

Kajian persepsi risiko keselamatan dan kesehatan kerja pada pekerja tambang permukaan PT. S tahun 2015 = Risk perception study of occupational health and safety at surface mining worker PT. S year 2015