Table 1. Mutations present in the RdRp region of the ribavirin-resistant clone.

Nucleotide*	Change	Amino acid change
6176	G → A	G64S
6652	G → A	None
6736	G → A	None
6879	A → G	None
7132	G → A	None
7216	T → C	None

Nucleotides 5595-7305 of the resistant virus were subcloned and sequenced.

^*Nucleotide numbers are from the Mahoney stain of poliovirus type 1