hydatid cyst of echinococcus granulosus

echinococcus granulosus 3d illustration echinococcosis liver lungs cyst hydatid organs worm tapeworm parasite parasitic disease illness invasion infection cystic morphology structure biology pathology anatomy medicine medical research science scientific hydatidosis helminth multilocularis alveolar protoscolices brood capsule germinal layer vogeli isolated black background