Immunotherapy reduces the risk of development of asthma in children with rhinoconjunctivitis 12 June, 2002 A recent study published last February (the PAT-Study) evaluates whether specific Immunotherapy can prevent the development of asthma ... Access to this content is restricted to professionals. strong> If you already have an account you can enter your information below:Existing Users Log InUsername or EmailPassword Remember Me Forgot password? Click here to resetNew User? Click here to register