Corresponding author at: Palmira 260 int 302, Col.: Pedregal 78240, San Luis Potosí, Mexico. Tel.: +52 44 4813 5519; fax: +52 44 4817 4465.
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Year/Month | Html | Total | |
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2024 November | 24 | 2 | 26 |
2024 October | 18 | 5 | 23 |
2024 September | 27 | 5 | 32 |
2024 August | 20 | 2 | 22 |
2024 July | 13 | 2 | 15 |
2024 June | 8 | 5 | 13 |
2024 May | 18 | 7 | 25 |
2024 April | 15 | 5 | 20 |
2024 March | 20 | 7 | 27 |
2024 February | 25 | 1 | 26 |
2024 January | 20 | 2 | 22 |
2023 December | 43 | 5 | 48 |
2023 November | 38 | 2 | 40 |
2023 October | 34 | 4 | 38 |
2023 September | 29 | 6 | 35 |
2023 August | 26 | 4 | 30 |
2023 July | 41 | 5 | 46 |
2023 June | 31 | 3 | 34 |
2023 May | 25 | 6 | 31 |
2023 April | 32 | 2 | 34 |
2023 March | 51 | 1 | 52 |
2023 February | 32 | 11 | 43 |
2023 January | 41 | 2 | 43 |
2022 December | 40 | 7 | 47 |
2022 November | 32 | 13 | 45 |
2022 October | 37 | 9 | 46 |
2022 September | 40 | 13 | 53 |
2022 August | 40 | 15 | 55 |
2022 July | 32 | 10 | 42 |
2022 June | 36 | 12 | 48 |
2022 May | 46 | 6 | 52 |
2022 April | 61 | 9 | 70 |
2022 March | 74 | 11 | 85 |
2022 February | 82 | 9 | 91 |
2022 January | 67 | 5 | 72 |
2021 December | 47 | 15 | 62 |
2021 November | 47 | 7 | 54 |
2021 October | 43 | 16 | 59 |
2021 September | 29 | 8 | 37 |
2021 August | 50 | 7 | 57 |
2021 July | 23 | 7 | 30 |
2021 June | 36 | 7 | 43 |
2021 May | 38 | 8 | 46 |
2021 April | 43 | 50 | 93 |
2021 March | 47 | 13 | 60 |
2021 February | 21 | 10 | 31 |
2021 January | 41 | 15 | 56 |
2020 December | 29 | 7 | 36 |
2020 November | 25 | 8 | 33 |
2020 October | 37 | 8 | 45 |
2020 September | 18 | 14 | 32 |
2020 August | 23 | 7 | 30 |
2020 July | 13 | 13 | 26 |
2020 June | 11 | 7 | 18 |
2020 May | 19 | 5 | 24 |
2020 April | 15 | 3 | 18 |
2020 March | 30 | 4 | 34 |
2020 February | 21 | 10 | 31 |
2020 January | 15 | 11 | 26 |
2019 December | 32 | 5 | 37 |
2019 November | 13 | 6 | 19 |
2019 October | 23 | 3 | 26 |
2019 September | 23 | 7 | 30 |
2019 August | 12 | 4 | 16 |
2019 July | 19 | 5 | 24 |
2019 June | 24 | 15 | 39 |
2019 May | 69 | 35 | 104 |
2019 April | 23 | 3 | 26 |
2019 March | 4 | 8 | 12 |
2019 February | 10 | 6 | 16 |
2019 January | 8 | 7 | 15 |
2018 December | 6 | 5 | 11 |
2018 November | 11 | 1 | 12 |
2018 October | 8 | 7 | 15 |
2018 September | 7 | 0 | 7 |
2018 August | 22 | 0 | 22 |
2018 July | 6 | 2 | 8 |
2018 June | 7 | 1 | 8 |
2018 May | 4 | 2 | 6 |
2018 April | 6 | 2 | 8 |
2018 March | 43 | 1 | 44 |
2018 February | 8 | 1 | 9 |
2018 January | 6 | 0 | 6 |
2017 December | 5 | 0 | 5 |
2017 November | 9 | 0 | 9 |
2017 October | 11 | 0 | 11 |
2017 September | 6 | 4 | 10 |
2017 August | 12 | 0 | 12 |
2017 July | 15 | 2 | 17 |
2017 June | 22 | 2 | 24 |
2017 May | 10 | 6 | 16 |
2017 April | 7 | 1 | 8 |
2017 March | 7 | 5 | 12 |
2017 February | 9 | 0 | 9 |
2017 January | 10 | 1 | 11 |
2016 December | 12 | 7 | 19 |
2016 November | 13 | 2 | 15 |
2016 October | 23 | 8 | 31 |
2016 September | 16 | 5 | 21 |
2016 August | 15 | 3 | 18 |
2016 July | 17 | 3 | 20 |
2016 June | 23 | 8 | 31 |
2016 May | 19 | 5 | 24 |
2016 April | 18 | 8 | 26 |
2016 March | 27 | 14 | 41 |
2016 February | 33 | 12 | 45 |
2016 January | 19 | 10 | 29 |
2015 December | 10 | 6 | 16 |