Another disease which enters through the skin is the now famous hookworm, or blood-sucking parasite, which has been found to be so common in tropical regions and in our Southern States.
"A Handbook of Health"
Woods Hutchinson
If the mosquito or the hookworm or the fly is responsible for diseases from which hundreds of thousands have to suffer, there can be no wiser and straighter policy than to spread this knowledge to every corner of the country.
"Psychology and Social Sanity"
Hugo Münsterberg
Twenty years I've been down sick with hookworm."
"The Vertical City"
Fannie Hurst