1. M. Lippman, R. E. Billingham, and P. Fleschmajer, 1968 . In: ) "Epithelial-Mesenchymal Interactions ", pp.208 -229 . Baltimore, Williams and Wilkins.
2. A STUDY OF AUTO-ALLERGY IN GENERALIZED ECZEMA.
3. Gingival tissue physiology in vitro.
4. OROAN CULTURE OF ADULT HUMAN SKIN.*