That said, some countries (like Australia, New Zealand, and China) only accept evidence of a negative COVID-19 PCR or RT-PCR test to enter. Travelers cannot meet PCR-only requirements using Cue.

Coronavirus Testing: PCR, Antibody, Antigen: What To Know About The Three Main Types of COVID-19 Tests April 29, 2020 / 12:14 PM EDT / CBS Miami ...

PCR tests Registered nurse Raquel Hernandez reaches in to swab a passenger for a Covid-19 test at a mobile testing site in Sulphur, Oklahoma, on April 14, 2020.

For diagnostic testing, there are two primary types: Molecular-based PCR (polymerase chain reaction) tests: These can detect the genetic material of novel coronavirus.

While most of the available COVID-19 tests utilize this common approach, there are differences. Many of the PCR-based COVID-19 tests, such as the Roche cobas® and Abbott RealTi m e SARS-CoV-2 ...