xi i CONTENTS. 



APPENDIX A. 

 SMALLPOX AND VACCINATION. 



Jennerian vaccination Relations of smallpox and cowpox Bacteria 

 in smallpox The nature of vaccination . . . Page 457 



APPENDIX B. 



HYDROPHOBIA. 



Introductory Pathology Prophylaxis Antirabic serum . 465 



APPENDIX C. 



MALARIAL FEVER. 



Characters of the malarial parasite Varieties of the malarial parasite 

 Relations to the disease Methods of examination . . 475 



APPENDIX D. 

 DYSENTERY. 



Amoebic dysentery Characters of the amoeba Distribution of the 

 amcebse Relations to disease Varieties of dysentery Methods 

 of examination . . . . . . . . 486 



BIBLIOGRAPHY . . . . . . . . 493 



INDEX ....... -509 



