title: Marine mammals succumbing  to dual-parasite infections.
mesh_terms: D000818:Animals; D002591:Cetacea / Q000469:parasitology*; D010041:Otters / Q000469:parasitology*; D012522:Sarcocystis / Q000302:isolation & purification; D012523:Sarcocystosis / Q000453:epidemiology / Q000401:mortality / Q000662:veterinary*; D046070:Sea Lions / Q000469:parasitology*; D046048:Seals, Earless / Q000469:parasitology*; D014122:Toxoplasma / Q000302:isolation & purification; D014124:Toxoplasmosis, Animal / Q000453:epidemiology / Q000401:mortality*