An Australian nurse, Sister Kenny, discovers an effective new treatment for infantile paralysis, but experiences great difficulty in convincing doctors of the validity of her claims.An Australian nurse, Sister Kenny, discovers an effective new treatment for infantile paralysis, but experiences great difficulty in convincing doctors of the validity of her claims.An Australian nurse, Sister Kenny, discovers an effective new treatment for infantile paralysis, but experiences great difficulty in convincing doctors of the validity of her claims.