Factors that affect the fluid, which might contribute to Meniere's disease, include: 1  Improper fluid drainage, perhaps because of a blockage or anatomic abnormality. 2  Abnormal immune response. 3  Allergies. Viral infection.  Genetic 1  predisposition. Head trauma.  Migraines.
Oral poliovirus vaccine (OPV) contains live attenuated poliovirus (Sabin strain types 1, 2 and 3) and is intended for polio prophylaxis in infants 6-12 weeks of age, all unimmunized children up to 18 years of age, and high-risk adults. Adults, however, should receive the inactivated poliovirus vaccine (IPV).
Sabinâs oral polio vaccine (OPV) is a trivalent vaccine and was, therefore, comprised of three types - Type I, II, and III. For example, Type I has the following lineage: In 1941, Drs. Francis and Mack isolated the Mahoney poliovirus âfrom the pooled feces of three healthy children in Cleveland.â