TREPONEMATOSIS AND PILGRIMAGE.
D001211:Asia, Western; D044383:Black People; D004641:Emigration and Immigration; D006664:History; D049691:History, Medieval; D006801:Humans; D008511:Medicine; D066189:Missionaries; D008921:Religious Missions; D014211:Treponemal Infections
ASIA, WESTERN; EMIGRATION AND IMMIGRATION; HISTORY; HISTORY OF MEDICINE, MEDIEVAL; MISSIONS AND MISSIONARIES; NEGROES; TREPONEMAL INFECTIONS