TY - JOUR T1 - 7 co-passengers of variant patient yet to be contacted JF - Philippine Star A1 - Crisostomo, Sheila A2 - Jaymalin, Mayen A2 - Servallos, Neil Jayson A2 - Talavera, Catherine LA - English YR - 2021 UL - https://tuklas.up.edu.ph/Record/IPN-00000688151 KW - Coronavirus diseases : Patients KW - Contact tracing (Epidemiology) ER -