1. Volume 356, Issue 9239, (October 2000)
Traveller's diarrhoea 
V Mera 
The Lancet 
Volume 356, Issue 9239, (October 2000)
DOI: /S (05)
Copyright © 2000 Elsevier Ltd Terms and Conditions

2. Figure Ricinus communis (castor-oil plant).
The photograph shows one of its large, lobed, fanlike leaves. The fruits are covered with soft, orange-brown spines resembling ticks (in Latin, ricinus=tick).
The Lancet  , DOI: ( /S (05) )
Copyright © 2000 Elsevier Ltd Terms and Conditions