Latest update for HART data: 2025 July 01 1) The English version of the codebook is now available. 2) Sample weights (individual) have been included in PartAa. 3) The CID (Child Identifier) variable has been revised from numeric to string format. 4) Remove the variable indicating the year of disease diagnosis in Part Ca. 5) Split the data in Part Ca into the following subparts: Caa: Health score Cab: Disease status Cac: Physical pain Cad: Body and health behavior Cae: Feeling Caf: ADL and assistance in answering questions 6) Revise sections D, E, and F to align with the Wave 5 questionnaire. 7) Update section D by splitting it into two distinct datasets: Da: for respondents currently employed. Db: for respondents currently not employed.