| delete_stop_words | Delete stop words | 
| delete_stop_words-method | Delete stop words | 
| delete_words | Delete list of words | 
| delete_words-method | Delete list of words | 
| MetaNLP | Natural Language Processing for Meta Analysis | 
| MetaNLP-class | Natural Language Processing for Meta Analysis | 
| plot-method | Create word cloud from MetaNLP-object | 
| read_test_data | Read and adapt test data | 
| read_test_data-method | Read and adapt test data | 
| replace_special_characters | Replace special characters in column names | 
| replace_special_characters-method | Replace special characters in column names | 
| select_features | Select features via elasticnet regularization | 
| select_features-method | Select features via elasticnet regularization | 
| summary-method | Summary of MetaNLP-objects | 
| write_csv | Save the word count matrix | 
| write_csv-method | Save the word count matrix |