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2 "AmJGeriatPsychiat" 0.0 0.0 0.0 x_fact 0.757548 y_fact 1.039771
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7 "Circulation" 0.0 0.0 0.0 x_fact 10.037506 y_fact 16.726701
8 "Geriatrics" 0.0 0.0 0.0 x_fact 0.502556 y_fact 0.521123
9 "Hypertension" 0.0 0.0 0.0 x_fact 3.741939 y_fact 6.768416
10 "JAmCollCardiol" 0.0 0.0 0.0 x_fact 10.377907 y_fact 14.556798
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13 "JamaJAmMedAssoc" 0.0 0.0 0.0 x_fact 4.492059 y_fact 6.458960
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*Matrix 
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