(Q73467495)
Statements
Sequential and combined use of inactivated and oral poliovirus vaccines: Dolj District, Romania, 1992-1994 (English)
S A Plotkin
R W Sutter
N Ion-Nedelcu
F Toma
S Biberi-Moroeanu
M Combiescu
A Persu
A Aubert-Combiescu
1 February 1997