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Currently videotelephony is particularly useful to the deaf and speech-impaired who can use them with sign language and also with a video relay service , and well as to those with mobility issues or those who are located in distant places and are in need of telemedical or tele-educational services .
 disease: speech-impaired; disease: mobility issues
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 disease: speech-impaired; disease: mobility issues