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[Subject: Generalities]
Translated by: JOSÉ-M. VALLADOLID
Translated in 17 languages
[Subject: Relation Of Natural Factors]
Translated by: ELISA SOLA
Translated in 9 languages
[Subject: Physics]
Translated by: SYLVIA VERGARA
Translated in 8 languages
[Subject: Medical Sciences, Medicine]
Translated by: GUEST USER
Translated in 7 languages