CampbellE. H.: “Status Lymphaticus: Its Relation to the Thymus and the Adrenal Glands.”Penna. Med. Jour., Vol. 35, pp. 620–624, June, 1932.
2.
MooreWilliam Frederic: “Pulmonary Abscess: An Analysis of Two Hundred and Two Cases Following Operative Work About the Upper Respiratory Passages.”J. Amer. Med. Assoc., Vol. 78, pp. 1279–1281, April 29, 1922.