Drug resistance in tuberculosis—a reinfection model P Rodrigues, MGM Gomes, C Rebelo Theoretical population biology 71 (2), 196-212, 2007 | 90 | 2007 |

Maslov index, Poincaré–Birkhoff theorem and periodic solutions of asymptotically linear planar Hamiltonian systems A Margheri, C Rebelo, F Zanolin Journal of Differential Equations 183 (2), 342-367, 2002 | 66 | 2002 |

How host heterogeneity governs tuberculosis reinfection? MGM Gomes, R Aguas, JS Lopes, MC Nunes, C Rebelo, P Rodrigues, ... Proceedings of the Royal Society B: Biological Sciences 279 (1737), 2473-2478, 2012 | 64 | 2012 |

A note on the Poincaré—Birkhoff fixed point theorem and periodic solutions of planar systems C Rebelo Nonlinear Analysis: Theory, Methods & Applications 29 (3), 291-311, 1997 | 64 | 1997 |

Multiplicity results for periodic solutions of second order ODEs with asymmetric nonlinearities C Rebelo, F Zanolin Transactions of the American Mathematical Society 348 (6), 2349-2389, 1996 | 59 | 1996 |

Persistence in seasonally forced epidemiological models C Rebelo, A Margheri, N Bacaër Journal of Mathematical Biology 64 (6), 933-949, 2012 | 51 | 2012 |

Dynamical behaviour of epidemiological models with sub-optimal immunity and nonlinear incidence MGM Gomes, A Margheri, GF Medley, C Rebelo Journal of mathematical biology 51 (4), 414-430, 2005 | 46 | 2005 |

Continuation theorems for Ambrosetti-Prodi type periodic problems J Mawhin, C Rebelo, F Zanolin Communications in Contemporary Mathematics 2 (01), 87-126, 2000 | 42 | 2000 |

A missing dimension in measures of vaccination impacts MGM Gomes, M Lipsitch, AR Wargo, G Kurath, C Rebelo, GF Medley, ... PLoS pathogens 10 (3), e1003849, 2014 | 39 | 2014 |

POINCAR E-BIRKHOFF FIXED POINT THEOREM AND PERIODIC SOLUTIONS OF ASYMPTOTICALLY LINEAR PLANAR HAMILTONIAN SYSTEMS FDC Rebelo Universitae Politecnico di Torino, 233, 2002 | 38 | 2002 |

On the existence and multiplicity of branches of nodal solutions for a class of parameter-dependent Sturm-Liouville problems via the shooting map C Rebelo, F Zanolin Differential and Integral Equations 13 (10-12), 1473-1502, 2000 | 34 | 2000 |

Heterogeneity in susceptibility to infection can explain high reinfection rates P Rodrigues, A Margheri, C Rebelo, MGM Gomes Journal of theoretical biology 259 (2), 280-290, 2009 | 31 | 2009 |

Chaos in periodically perturbed planar Hamiltonian systems using linked twist maps A Margheri, C Rebelo, F Zanolin Journal of Differential Equations 249 (12), 3233-3257, 2010 | 29 | 2010 |

A note on uniqueness of Cauchy problems associated to planar Hamiltonian systems C Rebelo Portugaliae Mathematica 57 (4), 415-420, 2000 | 27 | 2000 |

Persistence in seasonally varying predator–prey systems via the basic reproduction number M Garrione, C Rebelo Nonlinear Analysis: Real World Applications 30, 73-98, 2016 | 17 | 2016 |

On the use of Morse index and rotation numbers for multiplicity results of resonant BVPs A Margheri, C Rebelo, PJ Torres Journal of Mathematical Analysis and Applications 413 (2), 660-667, 2014 | 15 | 2014 |

Some examples of persistence in epidemiological models A Margheri, C Rebelo Journal of mathematical biology 46 (6), 564, 2003 | 15 | 2003 |

A unified approach to min-max critical point theorems M Ramos, C Rebelo Portugaliae Mathematica 51 (4), 489-516, 1994 | 14 | 1994 |

Persistence in some periodic epidemic models with infection age or constant periods of infection C Rebelo, A Margheri, N Bacaër Discrete & Continuous Dynamical Systems-B 19 (4), 1155, 2014 | 13 | 2014 |

Multiple periodic solutions of second order equations with asymmetric nonlinearities C Rebelo Discrete & Continuous Dynamical Systems 3 (1), 25, 1997 | 13 | 1997 |