Rare host variants in ciliary expressed genes contribute to COVID-19 severity in Bulgarian patients oleh Kunka Kamenarova, Darina Kachakova-Yordanova, Magdalena Baymakova, Martin Georgiev, Kalina Mihova, Veronika Petkova, Olga Beltcheva, Radka Argirova, Petar Atanasov, Metodi Kunchev, Radina Andonova, Anelia Zasheva, Rumiana Drenska, Ivaylo Ivanov, Diana Pantileeva, Vesselina Koleva, Anton Penev, Diana Lekova-Nikova, Delyan Georgiev, Daniela Pencheva, Radosveta Bozhilova, Nevyana Ivanova, Ivanka Dimova, Kamen Plochev, Georgi Popov, Ivan Popivanov, Nikolay Gabrovsky, Magdalena Leseva, Vanio Mitev, Radka Kaneva