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demographic trends in the cactaceae Godinez-Alvarez, H - Ortega-Baes, P - Valverde, MT
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2.
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The first human case in Mexico of conjunctivitis caused by the avian parasite, Philophthalmus lacrimosus Lamothe-Argumedo, R - Diaz-Camacho, SP - Nawa, Y
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