Ключевые слова: alternative, animal, biology, bite, bleeding, blood, bloodsucker, bloodsucking, body, care, collagenase, complementary, cure, dangerous, detail, detoxification, enzymes, fringe, healing, health, hemorrhage, hirudinization, hirudo, hirudotherapy, hospital, hyaluronidase, illness, invertebrate, leech, leeching, lymph, lytic compound, medical, medicinal, parasite, parasitic, peptidase, procedure, research, skin, small, specimen, suck, sucker, therapy, treatment, wet,