There are 1,000 lepers in the U. S. Leprosy spreads only by personal communication. For that reason, it is believed that complete segregation of lepers would stamp out the disease in 50 years.
Exhaustive data on the situation is given by A. M. Chirgwin in the London Quarterly Review.
He calculates the number of lepers to be roughly:
China 1,000,000
India, Burma 500,000
East Africa 500,000
East Indies "Many
" Japan 100,000
Korea 20,000
Europe 7,000
In some places (e. g., Philippines under U. S. rule) energetic measures are destroying the...