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159.9 - Psychology (107)
615 - Pharmacology. Therapeutics. Toxicology (106)
36 - Safeguarding the mental and material necessities of life (97)
Protons (94)
54 - Chemistry. Crystallography. Mineralogy (91)
79 - Recreation. Entertainment. Games. Sport (89)
577 - Material bases of life. Biochemistry. Molecular biology. Biophysics (85)
72 - Architecture (82)
61 - Medical sciences (79)
531/534 - Mechanics (72)