“…In the Pacific region, over 75% of pneumonia deaths occurred in six countries, including Cambodia, China, Laos, Papua New Guinea, the Philippines, and Vietnam (Nguyen et al, 2017). In Thailand, stateless children are particularly vulnerable with vaccine preventable diseases such as pneumonia due to lower coverage of immunization (Canavati et al, 2011, Kaji et al, 2016, Williamson et al, 2017.…”