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Erratum: dc-field-coupled autoionizing states for laser action without population inversion
G. S. Agarwal, S. Ravi, and J. Cooper
Phys. Rev. A 42, 5766 (1990)

Erratum: Spin relaxation due to magnetic-field inhomogeneities: Quartic dependence and diffusion-constant measurements
K. C. Hasson, G. D. Cates, K. Lerman, P. Bogorad, and W. Happer
Phys. Rev. A 42, 5766 (1990)