by Mushlin, A I, Appel, F A
Published in American journal of public health (1971) (01.02.1976)

by Mushlin, A I, Appel, F A
Published in Medical care (01.05.1980)

by Appel, F A
Published in Journal of quality assurance (01.08.1988)

by Brook, R H, Appel, F A
Published in The New England journal of medicine (21.06.1973)

by Brook, R H, Appel, F A, Avery, C, Orman, M, Stevenson, R L
Published in The New England journal of medicine (30.12.1971)

by Beardsley, R S, Freeman, J M, Appel, F A
Published in Epilepsia (Copenhagen) (01.06.1983)

by Fletcher, S W, Appel, F A, Bourgois, M
Published in The New England journal of medicine (22.08.1974)

by Fletcher, S W, Appel, F A, Bourgeois, M A
Published in JAMA : the journal of the American Medical Association (21.07.1975)

by Mushlin, Alvin I., Appel, Francis A., Barr, Daniel M.
Published in Journal of community health (01.07.1978)

by Mushlin, A I, Appel, F A
Published in Archives of internal medicine (1960) (01.03.1977)

by Appel, AF Knud
Published in Aarhuus Stiftstidende (04.10.2013)