Magnetic field detectors from the first commercial magnetocephalography scanner (MEG).
1990s
1990s
1989
1987
1986
1986
1987
2000-100 BCE
1990
1988
1989
1986
1986
1989
1990s
1989
1988
1988
1990-96
1988
1989
1987
1990
4000-2001 BCE
1987
1990
1990
1988
1988
1986
1989
1986
1988
1989-08
1986
1986
1986
1986
1990
1990
1986
1990
1987-1988
1988
1987
1989
circa 1990
1986
1988-1989
1987
1990s