and efficacy of recombinant human follicle-stimulating hormone (rhFSH), HCG and HMG on sperm parameters and fertility after varicocelectomy for the first time.

Materials and methods
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This randomized clinical trial was designed as a multicenter, randomized clinical trial. It was conducted in two centers in the Tehran and Hamadan provinces in Iran according to a protocol approved by the local institutional ethical committees of the study centers. Our funding source was Urology and Nephrology Research Center of Shahid Beheshti University of Medical Sciences and Fertility and Infertility Research Center of Hamadan University of Medical Sciences.

One-hundred thirteen infertile patients diagnosed with varicocele who were referred to the Fatemieh Infertility Research Center of Hamadan University of Medical Sciences and the Urology and Nephrology Research Center of Shahid Labbafinejad Medical Center in Tehran andshift reflects more conservative political environment and response to broader economic forces like globalization, advancing technology and workers' weakened bargaining strength. MORE

Feb. 16, 2015

New York City has created 425,000 jobs since late 2009, largest increase of any five-year period in 50 years; high percentage of new jobs are in hospitality or tech industries, rather than high-paying securities sector that city has often relied on to emerge from recession; some point to development as positive indicator that city can flourish independently of Wall Street. MORE

Feb. 7, 2015

Labor Department revises upward estimates of job gains in 2014 in November and December, adding additional 147,000 jobs, which brings number of jobs created in 2014 to total that is higher than any year since 1999; department reports employers added seasonally adjusted 257,00