Kelsall, Margaret Aston, 1919- Lymphocytes and mast cells / by Margaret A. Kelsall and Edward D. Crabb. - Baltimore : Williams & Wilkins , 1959. - 399 p. : ill. ; 24 cm. Includes bibliography. Subjects--Topical Terms: Lymphocytes. Mast cell. National Library of Medicine Call No.: QV 120 / K299L