Nine hospitals participated in the trial. The children were aged 1 month to 14 years, and all had community-acquired pneumonia with fever, cough, parenchymal infiltrate on x-ray, and pleural effusion.

IT is the unfortunate lot of some patients dying of metastatic cancer of the breast, lung, cervix and so forth to be plagued by severe dyspnea due to recurrent malignant pleural effusions. Many of ...