TY - JOUR TI - SARS CoV2 Variant Delta and Delta Plus, Molecular Change and Expected Impact of Response to COVID-19 Vaccine AU - Yasri, S. AU - Wiwanitkit, V. JO - Journal of Clinical Practice and Research PY - 2022 VL - 44 SP - 353 EP - 354 DO - 10.14744/etd.2022.51196 ER -