Seasonality in the volatile oil composition of green propolis from the Caatinga biome - Mendonça, L; Frota, V M; Pinto, B JF; dos Santos Moita, E C; da Hora, J P; Costa, M F; Fernandes, J AB; Zocolo, G J; Gomes, G A; do Vale, J PC; Bandeira, P N; dos Santos, H S; Rodrigues, T HS (Rev Bras Farmacogn, 2021)