Subject
General Earth and Planetary Sciences,General Environmental Science,General Engineering
Reference4 articles.
1. Am Heart3';Mainland, D.,1953
2. Elek SD, Stern H. Lancet 1974;i:1-5.
3. Hanshaw JB, Scheiner AP, Moxley AW, Gaev L, Abel V, Scheiner B. N Engl J Med 1976;295: 468-70. 1t Melish M, Hanshaw JB. Am J Dis Child 1973;126: 190-4. iPotencz H, Diosi P. J Pediatr 1974;85:281-3.
4. Nazarov V. S'ud Med Ekspert 1978;21(4):31-3.