@article{bkpkkemkes5050,
          number = {3},
           title = {Front Matter Buletin Penelitian  Vol. 49 No. 3 Tahun 2021},
       publisher = {Badan Penelitian dan Pengembangan Kesehatan},
            year = {2021},
          volume = {49},
         journal = {Buletin Penelitian Kesehatan},
            issn = {0125 - 9695},
        keywords = {Frontmatter Buletin, Front Matter Buletin Volume 49 No 3 2021},
             url = {http://www.badankebijakan.kemkes.go.id/repositori/id/eprint/5050/},
          author = {Buletin Penelitian Kesehatan, Redaksi}
}