1. El humo del cigarrillo daña los pulmones Publication: [Costa Rica] : Seguro Social, [19--?] Subject(s): Smoking -- prevention & controlTobacco Smoke Pollution -- adverse effectsLung Diseases -- etiology
2. El humo del cigarillo es malo para la salud Publication: [Costa Rica] : Seguro Social, [19--?] Subject(s): Smoking -- prevention & controlTobacco Smoke Pollution -- adverse effects