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by McArdle, William D.; Katch, Frank I.; Katch, Victor L.
by Rodriguez, Jose
by Jain, Shamini
by Rojas Marcos, Luis
by Rafael del Pino Casado; José Ramón Martínez Riera
by Kraemer, William; Fleck, Steven; Deschenes, Michael
by Gonzalez, Virginia; Lorig, Kate; Sobel, David; et al.
by Takahashi, Yuna
by Unknown
by Comer, John Mark