The Australian played a limited schedule last season, concentrating on his country's successful Davis Cup run.
They often represented Spain in international tennis competitions like the Davis Cup and Fed Cup.
Bogdanovic, three years Murray's senior, has had a more troubled time under Britain's Davis Cup umbrella.
Davis Cup titleholder the Czech Republic took a commanding 2-0 lead away to Kazakhstan.
Britain must win to avoid falling into the bottom tier of the Davis Cup.
And even the prospect of a Davis Cup final against Argentina cannot lift Safin's spirits.
BBC: Safin won the Paris Masters title in 2000, 2002 and 2004
Murray missed the first day's play of the Davis Cup with Serbia and Montenegro due to illness.
That set up a winner-takes-all clash between Davis Cup debutant Dan Evans and Michal Przysiezny of Poland.
The failed test will have no bearing on Austria's Davis Cup victory over Great Britain in September.
BBC: Koubek claims he did not knowingly take banned substances
Koubek beat Greg Rusedski in the decisive rubber to relegate Britain from the Davis Cup World Group.
BBC: Koubek claims he did not knowingly take banned substances
"It's so good to be playing Davis Cup matches again - better than regular tournaments, " he said.
Despite the disaster, the Chilean Davis Cup tennis team will open competition Saturday in Coquimbo, Chile, against Israel.
Romagnoli said similar monitors were used to check on the physical training of Chile's Davis Cup tennis stars.
The Brazilian will now face Frenchman Arnaud Clement, who beat his Davis Cup team-mate Sebastien Grosjean 6-3 7-6.
The experience of being involved in Davis Cup again will do him good.
The Davis Cup final takes place at the Memorial Coliseum in Portland, Oregon, from 30 November to 2 December.
"It came down to a few points, " said Ward, who beat Grigelis on his Davis Cup debut on Friday.
Haddad and Ram competed in the Davis Cup tennis championships in Malmo, Sweden.
He will play either world No. 5 David Ferrer or Czech Davis Cup winner Tomas Berdych on the second day.
Murray aggravated his injury by playing three matches in three days in the Davis Cup loss to Poland last month.
As well as becoming the Davis Cup captain, Smith was also promoted to the post of head of men's tennis.
Djokovic will have little time to savor the win he's playing Davis Cup for Serbia next weekend against Belgium.
Last month, he won both of his singles matches in helping Australia to a first-round Davis Cup victory over Switzerland.
Berdych will now look forward to next week's 100th Davis Cup final, where he will lead his country against Spain.
Argentina are trying to win the Davis Cup for the first time, while Spain are going for a third title.
Tilden also led the United States to a record seven straight Davis Cup titles as well as claiming three Wimbledon titles.
Federer will play in Switzerland's Davis Cup team when fight for World Group survival away to the Czech Republic in September.
But though disappointment will forever linger in those twin failures, Philipoussis regards his two Davis Cup triumphs as his finest achievement.
CNN: Surf and volley: Life's a beach as 'The Scud' finds peace
Meanwhile in the Davis Cup, Serbia reached the quarterfinals with a 4-1 win over Sweden despite missing World No.1 Novak Djokovic.
Russia are chasing their third Davis Cup victory after wins in 2002 and 2006, while last year they were beaten finalists.
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