Is polio vaccination already needed in the region?
By: Soemiatno.
Publisher: Publications and Libraries Division Bureau V, Ministry of Health R.I.
Published: 1973
Place of publication: Jakarta
Language: eng
Number of pages: 20
Subjects: Poliomyelitis -- Asia -- Prevention.; Poliomyelitis -- Vaccination -- Asia.; Poliomyelitis -- Asia -- Statistics.; Asia -- Statistics, Medical.
Genres: Statistics.; Statistics, Medical.