The Pantera icon loved digging into his Riffer Madness “Feedback Sack” and answering readers’ questions. Here he offers gear ...
A systematic review of the worldwide prevalence of survivors of poliomyelitis reported in 31 studies
public health statistics & research methods epidemiology ... These included surveys of schools (5), villages (1), families (1), house-to-house surveys (16), or a mixture thereof (4), and postal ...
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