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Fig. 2


A plot of the line luminosity (squares: ortho-H2O 11,0 − 10,1, circles: para-H2O 11,1 − 00,0, stars: CO J = 6−5,  × : CO J = 10−9, triangles: NH3 10 − 00) as a function of the published mass-loss rate show a strong correlation between the two parameters.

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