COVID-19 female human male Adolescent AhR gene Article Association Axin2 gene BAL Breakthrough infections Cerebral Cortex Civil structure Color changes Colorimetric sensors Colorimetry Comprehension Computational studies Coppice conversion Coppice natural evolution Coppice system Crack identification DKK2 gene DKK3 gene DKK4 gene Damage detection Decision trees Deep neural networks Dense sensor networks Disease Modifying Treatments