Adsuar J, Pérez JE. CROSS-PROTECTION TESTS CONFIRM THE PRESENCE OF ETCH VIRUS ON TOBACCO IN PUERTO RICO. JAUPR [Internet]. 1956 Jan. 1 [cited 2024 Apr. 25];40(1):83-4. Available from: https://revistas.upr.edu/index.php/jaupr/article/view/12665