Maya Kowalski, the subject of Netlfix’s “Take Care of Maya” documentary, took the stand Monday in her family’s civil trial against Johns Hopkins All Children’s Hospital. Kowalski emotionally recalled the last time she saw her mom, Beata Kowalski, before she took her own life in the garage of their family home. “I never saw her again,” Kowalski tearfully said. Kowalski testified she was kept away from her mother and father while being treated at the hospital, stating staff kept her separated from