schistosoma parasite ova in human urine specimen under microscope

analysis background biological biology diagnosis disease doctor epithelial health health care hospital infection infectious diseases lab laboratory medical medicine microbe microbiological microbiology microorganism microscope microscopic microscopy organism parasite parasitology protozoa research schistosoma schistosoma haematobium mansoni schistosomiasis science scientific transmitted trichomoniasis urine urine sample vaginitis women