Preseasonal injection therapy is the method of choice for prophylaxis in patients with seasonal hay-fever when sufficient relief is not obtained with palliative anti-histamine drugs. Using large doses Frankland (1954) has shown that equally good results are obtained with four different types of grass-pollen extracts. We therefore investigated which part of the crude grass-pollen extracts is responsible for the beneficial results of the injections.
Chapter. 1270 words.
Subjects: Public Health and Epidemiology ; Immunology ; Respiratory Medicine and Pulmonology
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