Health Minister Fernando Llorca Castro will replace Sáenz starting Thursday and Vice Minister María Esther Anchía will temporarily work as Health Minister.
Health officials reported that 93 percent of the people who died from influenza last year were not vaccinated, despite the fact that because all were members of high-risk groups, they were eligible to receive the vaccination for free.
Caja Pension Manager Jaime Barrantes said they will evaluate the unions' petition along with others that they have received from other groups in recent days.
Union leaders hope to block vehicle traffic along the capital’s Second Avenue, in front of the Caja’s main building, to get the institution's attention.
Eliminating print slips will save Caja the ₡200 million (some $356,000) the agency invests each year in printing nearly 14 million social security slips.