Number (percent) of volunteers experiencing solicited local and systemic adverse (definitely, probably or possibly related to immunization).

Solicited adverse events were recorded for 14 days after each immunization. Gr = severity grade.†Mean number per volunteer per immunization.*Not solicited (ns) after first immunization, but added to the list of solicited symptoms after second immunization. The following were also added for the second immunization with negative responses by all volunteers: pruritis, rash, cough, coryza, and urinary frequency.