Slide 8
The 299 villagers of Njamplang are examined. Forty-seven persons, of which 9 were infectious, are given an injection of repository penicillin. Often, a preventive injection is given to the whole population.
The 299 villagers of Njamplang are examined. Forty-seven persons, of which 9 were infectious, are given an injection of repository penicillin. Often, a preventive injection is given to the whole population.