| collapse_lattice | Combine Multiple Simple Study Design "Lattices" | 
| count_matches | Count Periods of Substance Use / Abstinence | 
| detect_in_window | Detect Visits before Matching a Fuzzy Sub-Pattern | 
| detect_subpattern | Detect a Consecutive Sub-Pattern | 
| egOpioidsCTN0094 | Opioid Use by Study Day for Example CTN-0094 Participants | 
| impute_missing_visits | Naively Impute Missing Visits | 
| measure_abstinence_period | Measure the Length of the Longest Abstinent Period | 
| measure_retention | Measure Length of Use Pattern before Dropout | 
| outcomesCTN0094 | All Treatment Outcomes for CTN-0094 Participants | 
| recode_missing_visits | Recode Missing or Ambiguous UDS in a Subject Use Pattern | 
| view_by_lattice | View a Pattern through a Study Design "Lattice" | 
| weight_positive_visits | Weight Visits in a Subject Use Pattern |