system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Man - snail - crab man cycle is seen in
assistant
The correct answer is  ParasiteFirst intermediate hostSecond intermediate hostParagonimus westermaniFresh water snail Crab/ Cray fishDiphyllobothrium latumCopepods (Cyclops)Fresh water fish Clonorchis sinensisSnail Fresh water fish Fasciola hepaticaSnail Aquatic vegetation Fasciolopsis buskiSnail Aquatic vegetation (Ref: K.D Chatterjee 13th edition, p196-198)