1.
Pol Tyg Lek
; 27(29): 1126-9, 1972 Jul 17.
Article
in Polish
| MEDLINE
| ID: mdl-5069451
Subject(s)
Myocardial Infarction/etiology , Smoking/complications , Adult , Age Factors , Aged , Humans , Male , Middle Aged , Occupations
2.
Pol Tyg Lek
; 25(31): 1170-3, 1970 Aug 03.
Article
in Polish
| MEDLINE
| ID: mdl-5470617
Subject(s)
Myocardial Infarction/epidemiology , Adult , Age Factors , Aged , Environment , Female , Follow-Up Studies , Health Surveys , Humans , Male , Middle Aged , Occupations , Poland , Sex Factors , Surveys and Questionnaires
3.
Pol Tyg Lek
; 25(32): 1207-10, 1970 Aug 10.
Article
in Polish
| MEDLINE
| ID: mdl-5472549