WHO study of dental caries etiology in Papua New Guinea /
WHO study of dental caries etiology in Papua New Guinea /
R. G. Schamschula ... [et al.]
- Geneva : World Health Organization, 1978.
- 199 p.
- WHO offset publication ; no. 40 .
eng with summary in fre.
9241700404
Dental caries--epidemiology--etiology.
Dental health surveys.
Papua New Guinea.
WU 270
eng with summary in fre.
9241700404
Dental caries--epidemiology--etiology.
Dental health surveys.
Papua New Guinea.
WU 270