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Boston Medical Group  is often viewed as the first nationwide network of physicians dedicated to the treatment of Erectile Dysfunction since it was brought to the United States from Australia in  1998  .
 founded: Boston Medical Group, 1998
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 founded: Boston Medical Group, 1998