A longitudinal dataset and its associated dictionary, descriptive statistics and metadata.
Slots
- participation_var_1L_chr
- Participation variable (a character vector of length one) 
- timepoint_vals_chr
- Timepoint values (a character vector) 
- timepoint_var_nm_1L_chr
- Timepoint variable name (a character vector of length one) 
- a_Ready4useDyad
- (an instance of the Ready4useDyad class) 
- descriptives_ls
- Descriptives (a list) 
- id_var_nm_1L_chr
- Identity variable name (a character vector of length one) 
- dissemination_1L_chr
- Dissemination (a character vector of length one) 
