
Fig. 1.
List of 20 NTDs according to WHO.

Fig. 2.
Life cycle of Opisthorchis viverrini.

Fig. 3.
The eggs of O. viverrine (A) and adult worms (B). (Taken from cdc.gov/dpdx/opisthorchiasis/index.html)

Fig. 4.
Classification based on anatomical location of cholangiocarcinoma