- A. Ade, S.D.
- A. Bañares, A.L.L.
- AZR-Dijkzigt, Routinelab Dermatologie
- Aa, H.A.
- Aamodt, O.
- Aarnæs, Jon-Otto
- Aas, O.
- Aas, Olav
- Aase, Steinar
- Abad, Esther
- Abadie, J.M.
- Abadie
- Abell, S.
- Abellá, C.
- Abo, K.
- Absy, E.
- Accordi, S.M.
- Acosta-Gonzalez, Uriel
- Adams, A.
- Ade, A.
- Ade
- Africa, South
- Ag, Dep
- Agnihothrudu, V.
- Agric, Fac
- Agric, Faculty
- Agricultural Sciences, Of
- Ahles, H.E.
- Ahlner, Sten
- Ahmed, M.Z.
- Ahmed, Mz
- Aime, M.
- Aimer, R.
- Ainsworth, H.
- Aitchison, J.E.T.
- Aksdal, Knut Skeie
- Akulov, A.Y.
- Akulov, A.
- Akulov, Alexander
- Al
- Alain, Joseph
- Alameda, C.A.
- Alanko, Pentti
- Alanko, P.
- Albers, J.
- Albertini, J.B.
- Albrecht, R.
- Albuquerque, F.C.
- Albuquerque, F. Carneiro
- Alcorn, J.L.
- Aldrich, K.F.
- Aldén, B.
- Aldén, Björn
- Alexander, G.
- Alexandri, A.V.
- Alexandrova, A.V.
- Alexopoulos, C.J.
- Alfenas, A.C.
- Alfenas, R.F.
- Alfieri, S.A.
- Alio, J.
- Allan, H.H.
- Allegrucci, N.
- Allen, R.B.
- Allen, S.J.
- Allen, D.
- Allorge, L.
- Alm, C.G.
- Almeida, D.A.C.
- Almström, S.I.
- Almström, S.J.
- Alonso, F. GarcÃa
- Alpp, Candolle
- Alstrup, V.
- Alstrup, Vagn