P4‐372: The Effects of Horticultural Therapy on the Psychological Well‐Being and Associated Biomarkers of Elderly in Singapore. (1st July 2016) - Ted Ng, Kheng Siang; Chan, Hui Yu; Sia, Angelia; Mahendran, Rathi; Tan, Chay Hoon; Feng, Lei; Kian-Wee Ng, Maxel; Ying Tan, Crystal Tze; Larbi, Anis; Chun-Man Ho, Roger; Kua, Ee Heok