IMMUNITY
IMMUNITY
DEFINED
NATURAL
ACQUIRED
ACTIVE
PASSIVE
EXHAUSTIVE THEORY OF PASTEUR
RETENTION THEORY OF CHAVEAU
VARIOUS THEORIES
ADAPTABILITY OF THE BODY
ENVIRONMENTAL CONDITIONS
CARRYING CAPACITY OF THE NERVES
RESERVE ENERGY
VITAL RESISTANCE
REDUCED CARRYING CAPACITY OF NERVES
INTERFERENCE WITH TRANSMISSION
DIS-EASE THE CAUSE OF GERMS