The cave has been identified since the late nineteenth century as Psychro.

Additional errors have been identified since the 1991 corrections.

Of 28,500 patients identified in France since 1981, 16,331 had died by last December.

The total number of victims identified since 1286 is just short of 100.

Energy Department inspectors have identified several problems at the nation's nuclear weapon plants since 1986.

Less than 100 cases have been identified since its discovery.

Problems in the industry have been identified in the literature since the mid-1930's.

The disease has been identified since 1986, but nothing much was done until 1996.

Two new threats have been identified since 2000: alien birds and ectoparasites.

Only 20 patients have been identified since first recognized in 1974.