The phrase "also reported before" is correct and usable in written English.
It can be used when referring to information or findings that have been mentioned or documented previously.
Example: "The results of the study were significant, and similar findings were also reported before in earlier research."
Alternatives: "previously mentioned" or "earlier reported".
Centro de Periodismo Investigativo (CPI), a local investigative journalism project, also reported before Trump's visit that hospital mortuaries were at capacity and people were not able to bury dead relatives because funeral homes were unable to operate.
Paneth cell reduction following gamma radiation exposure was also reported before (Eltahawy, Abunour, & Elsonbaty, 2012).
The observation of biofilm formation during iron corrosion was also reported before (Lee and Characklis 1993).
Details of the analgo-sedation protocol were also reported before [14].
The seismic activity in a deep region of the subducting Pacific plate near the Japan Trench was also reported before the 2011 mainshock occurrence (Shinohara et al., 2005; Gamage et al., 2009; Mizuno et al., 2009; Koga et al., 2012).
Similar findings were also reported before [ 29, 37].
CBS also reports: "Before the Democratic convention, McCain enjoyed a twelve-point advantage with independent voters, but now Obama leads among this group 43percentto37 37 percent..
CBS also reports: "Before the Democratic convention, McCain enjoyed a 12-point advantage with independent voters, but now Obama leads among this group 43percentto37 37 percent....The poll shows an increase in the number of Obama voters who are enthusiastic about him".
A similar incident was also reported shortly before 8am today.
The Times also reported that before leaving office, Obama officials tried to spread information about Russian meddling in the election and possible links between Russia and Trump associates, in order to leave a trail for government investigators.
UNDP also reported that before the end of 1999, over 140 countries had ratified the Convention.
