TY - GEN AU - Ramírez Ronda,C H AU - Harrington,P AU - Bermúdez,R H AU - Gutiérrez,J J AU - Vázquez,G TI - [Vaccination: 1980 principles and practice. Review and concepts. II. Rubella, influenza, pneumococcus vaccine, mumps, meningococcus, trips to foreign countries] SN - 0004-4849 PY - 1981///0116 KW - Humans KW - Immunization Schedule KW - Influenza Vaccines KW - adverse effects KW - Legislation, Medical KW - Mumps Vaccine KW - Puerto Rico KW - Rubella Vaccine KW - Travel KW - United Kingdom KW - United States KW - Vaccination KW - history KW - Vaccines N1 - Publication Type: Journal Article ER -