by Korelitz, B I, Gribetz, D, Kopel, F B
Published in Pediatrics (Evanston) (01.09.1968)

by Kopel, F B, Kim, I C, Barbero, G J
Published in Pediatrics (Evanston) (01.04.1967)

by LEONIDAS, JOHN C, KOPEL, FREDERIC B, DANESE, CALISTO A
Published in American journal of roentgenology (1976) (01.05.1971)

by Kopel, F B
Published in Gastroenterology (New York, N.Y. 1943) (01.03.1972)

by FRAGGE, R G, KOPEL, F B, IGLAUER, A
Published in Annals of internal medicine (01.05.1960)

by Kopel, Frederic B., Shore, Bella, Hodes, Horace L.
Published in The Journal of pediatrics (01.10.1965)

by KOPEL, F B, STAROBIN, S, GRIBETZ, I, GRIBETZ, D
Published in The Journal of pediatrics (01.12.1962)

by Conover, J H, Bonforte, R J, Hathaway, P, Paciuc, S, Conod, E J, Hirschhorn, K, Kopel, F B
Published in Pediatric research (01.04.1973)