Biochemica et Biophysica Acta (Journal) 153 Physics letters 43 MUTATION 40 Biochemistry-- Biology 36 Chemistry 33 Congresses 33 General Linguistics, Journal 30 Journal of crystal growth 30 History 29 Biotechnology 27 Biochemistry 23 Microbiology 23 Civilizations-- History of man-- Philosophy of general history 21 Molecular biology 21 Language, Journal 19 Mathematics 19 Plant physiology 18 Engineering 17 Organic Chemistry 17 Agronomy 16 Economics 16 Clinical psychology 15 Language 15 Physiology 15 Cytology 14 Cytology-- Biology 14 MUTATION RESEARCH 14 Pharmacology and Toxicology 14 Psychology, Clinical 14 Journal of Atherosclerosis Research 13