Revisiting Russell's Viper (Daboia russelii) Bite in Sri Lanka: Is Abdominal Pain an Early Feature of Systemic Envenoming?
Figure 2
Seasonal variation of Russell's viper bites.
Distribution of the confirmed and suspected cases of Russell's viper bites admitted to the Teaching Hospital, Anuradhapura from January to December, 2010. Note the high rate of admissions during February – April and September – November representing paddy harvesting and chena cultivation seasons.