Corresponding author at: Lomas del Estadio s/n, Col Centro C.P. 91000, Xalapa, Veracruz, Mexico. Tel.: +52 22 8817 9703; fax: +52 22 8818 3421.
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2024 November | 22 | 0 | 22 |
2024 October | 26 | 2 | 28 |
2024 September | 47 | 5 | 52 |
2024 August | 22 | 4 | 26 |
2024 July | 14 | 2 | 16 |
2024 June | 27 | 4 | 31 |
2024 May | 10 | 5 | 15 |
2024 April | 22 | 4 | 26 |
2024 March | 33 | 3 | 36 |
2024 February | 17 | 2 | 19 |
2024 January | 21 | 13 | 34 |
2023 December | 16 | 8 | 24 |
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2023 October | 22 | 10 | 32 |
2023 September | 9 | 4 | 13 |
2023 August | 26 | 7 | 33 |
2023 July | 20 | 7 | 27 |
2023 June | 53 | 6 | 59 |
2023 May | 72 | 7 | 79 |
2023 April | 54 | 12 | 66 |
2023 March | 27 | 5 | 32 |
2023 February | 19 | 5 | 24 |
2023 January | 19 | 2 | 21 |
2022 December | 29 | 8 | 37 |
2022 November | 23 | 10 | 33 |
2022 October | 24 | 8 | 32 |
2022 September | 23 | 31 | 54 |
2022 August | 34 | 11 | 45 |
2022 July | 34 | 6 | 40 |
2022 June | 29 | 15 | 44 |
2022 May | 40 | 10 | 50 |
2022 April | 19 | 6 | 25 |
2022 March | 25 | 6 | 31 |
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2022 January | 55 | 3 | 58 |
2021 December | 29 | 13 | 42 |
2021 November | 24 | 13 | 37 |
2021 October | 18 | 9 | 27 |
2021 September | 33 | 8 | 41 |
2021 August | 26 | 14 | 40 |
2021 July | 24 | 15 | 39 |
2021 June | 18 | 6 | 24 |
2021 May | 32 | 12 | 44 |
2021 April | 60 | 59 | 119 |
2021 March | 36 | 21 | 57 |
2021 February | 13 | 15 | 28 |
2021 January | 21 | 12 | 33 |
2020 December | 19 | 8 | 27 |
2020 November | 8 | 11 | 19 |
2020 October | 10 | 6 | 16 |
2020 September | 14 | 9 | 23 |
2020 August | 13 | 4 | 17 |
2020 July | 16 | 3 | 19 |
2020 June | 15 | 11 | 26 |
2020 May | 21 | 11 | 32 |
2020 April | 22 | 4 | 26 |
2020 March | 8 | 3 | 11 |
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2020 January | 9 | 5 | 14 |
2019 December | 13 | 5 | 18 |
2019 November | 8 | 5 | 13 |
2019 October | 9 | 3 | 12 |
2019 September | 12 | 7 | 19 |
2019 August | 9 | 5 | 14 |
2019 July | 10 | 15 | 25 |
2019 June | 23 | 20 | 43 |
2019 May | 103 | 19 | 122 |
2019 April | 26 | 7 | 33 |
2019 March | 12 | 6 | 18 |
2019 February | 14 | 10 | 24 |
2019 January | 7 | 0 | 7 |
2018 December | 8 | 8 | 16 |
2018 November | 16 | 1 | 17 |
2018 October | 9 | 19 | 28 |
2018 September | 6 | 4 | 10 |
2018 August | 7 | 10 | 17 |
2018 July | 7 | 1 | 8 |
2018 June | 7 | 2 | 9 |
2018 May | 1 | 2 | 3 |
2018 April | 7 | 10 | 17 |
2018 March | 7 | 1 | 8 |
2018 February | 2 | 0 | 2 |
2018 January | 9 | 0 | 9 |
2017 December | 7 | 2 | 9 |
2017 November | 7 | 2 | 9 |
2017 October | 9 | 3 | 12 |
2017 September | 14 | 1 | 15 |
2017 August | 15 | 3 | 18 |
2017 July | 18 | 6 | 24 |
2017 June | 16 | 10 | 26 |
2017 May | 9 | 3 | 12 |
2017 April | 5 | 1 | 6 |
2017 March | 15 | 7 | 22 |
2017 February | 9 | 2 | 11 |
2017 January | 14 | 0 | 14 |
2016 December | 17 | 6 | 23 |
2016 November | 15 | 3 | 18 |
2016 October | 18 | 4 | 22 |
2016 September | 38 | 6 | 44 |
2016 August | 21 | 2 | 23 |
2016 July | 28 | 8 | 36 |
2016 June | 47 | 21 | 68 |
2016 May | 40 | 24 | 64 |
2016 April | 22 | 12 | 34 |