Crossing the tropic of cancer.
Groeneveld
J H Marc
JH
Department of Internal Medicine and Gastroenterology, MCH Westeinde Hospital, The Hague, Netherlands. groenveld@wanadoo.nl
van de Werf
Sjoerd D J
SD
Puylaert
Julien B C M
JB
D000562:Amebiasis / Q000175:diagnosis* / Q000473:pathology; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008875:Middle Aged; D014195:Travel