hydatide cyst of cyclophyllid tapeworm echinococcus

analyzing ancylostoma animal biology cestode cyst diagnose diagnostics disease echinococcus eggs exam fecal feces fluke helminthology human hydatide infection laboratory livestock medical medicine microbiology microscope microscopic microscopy nature organic parasite parasites parasitic patient protozoa research roundworm science scientific stool tape tapeworm technology test trichinosis trichuriasis whipworm worm