It's worth highlighting that first result is exactly what you asked for, given all 4 of your criteria: 1. It's on adults. 2. It's longitudinal over multiple y

It's worth highlighting that first result is exactly what you asked for, given all 4 of your criteria: 1. It's on adults. 2. It's longitudinal over multiple years. 3. It studies variations in brain volume. 4. It focuses on healthy individuals. You can see the full results for that search text here: https://undermind.ai/query_app/display_one_search/e1a3805d35128e7a59ceacfec301abc6dd61bd664ec3e5faf1d4112e5e6da725/ https://undermind.ai/query_app/display_one_search/e1a3805d35...