1. Pulmonary oedema in upper airways obstruction;Newton-John;Lancet,1977
2. Pulmonary edema associated with croup and epiglottitis;Travis;Pediatrics,1977
3. Cor pulmonale as a result of chronic nasopharyngeal obstruction due to hypertrophied tonsils and adenoids;Macartney;Arch Dis Childh,1969
4. Diagnosis of diseases of the chest- Volume II;Fraser,1978
5. Acute hepatic porphyrias;Brodie;Clin Haematol,1980