Genre
Electronic books
514
Congresses
36
Handbooks, manuals, etc
11
Case studies
8
Dictionaries
4
Longitudinal studies
3
Biography
2
Cross-cultural studies
2
Encyclopedias
2
Popular works
2
Abstracts
1
Chronology
1
Directories
1
Methods
1
Miscellanea
1
Problems, exercises, etc
1
Statistical methods
1
Statistics
1
Wounds and injuries
1