Εμβόλιο κοκκύτη

Question

&Gamma;&iota;&alpha;&tau;&rho;έ &sigma;&tau;&eta;&nu; &pi;&rho;ώ&tau;&eta; &mu;&omicron;&upsilon; &epsilon;&gamma;&kappa;&upsilon;&mu;&omicron;&sigma;ύ&nu;&eta; &pi;&rho;&iota;&nu; 3&mu;&iota;&sigma;&eta; &chi;&rho;ό&nu;&iota;&alpha; έ&beta;&alpha;&lambda;&alpha; &tau;&omicron; &epsilon;&mu;&beta;ό&lambda;&iota;&omicron; &tau;&omicron;&upsilon; &kappa;&omicron;&kappa;&kappa;ύ&tau;&eta; ό&tau;&alpha;&nu; ή&mu;&omicron;&upsilon;&nu; έ&gamma;&kappa;&upsilon;&omicron;&sigmaf;. &Kappa;&alpha;&lambda;ύ&pi;&tau;&omicron;&mu;&alpha;&iota; &kappa;&alpha;&iota; &sigma;&epsilon; &alpha;&upsilon;&tau;ή&nu; &tau;&eta;&nu; &epsilon;&gamma;&kappa;&upsilon;&mu;&omicron;&sigma;ύ&nu;&eta; ή &pi;&rho;έ&pi;&epsilon;&iota; &nu;&alpha; &tau;&omicron; &xi;&alpha;&nu;&alpha;&beta;ά&lambda;&omega; ?